diff --git a/services/ske/model_acl.go b/services/ske/model_acl.go
index 2daeaf4a3..4f1368fc1 100644
--- a/services/ske/model_acl.go
+++ b/services/ske/model_acl.go
@@ -50,7 +50,7 @@ func NewACLWithDefaults() *ACL {
 
 // GetAllowedCidrs returns the AllowedCidrs field value
 func (o *ACL) GetAllowedCidrs() *[]string {
-	if o == nil {
+	if o == nil || IsNil(o.AllowedCidrs) {
 		var ret *[]string
 		return ret
 	}
@@ -74,7 +74,7 @@ func (o *ACL) SetAllowedCidrs(v *[]string) {
 
 // GetEnabled returns the Enabled field value
 func (o *ACL) GetEnabled() *bool {
-	if o == nil {
+	if o == nil || IsNil(o.Enabled) {
 		var ret *bool
 		return ret
 	}
diff --git a/services/ske/model_argus.go b/services/ske/model_argus.go
index 22cf06e75..c54ba13cf 100644
--- a/services/ske/model_argus.go
+++ b/services/ske/model_argus.go
@@ -50,7 +50,7 @@ func NewArgusWithDefaults() *Argus {
 
 // GetArgusInstanceId returns the ArgusInstanceId field value
 func (o *Argus) GetArgusInstanceId() *string {
-	if o == nil {
+	if o == nil || IsNil(o.ArgusInstanceId) {
 		var ret *string
 		return ret
 	}
@@ -74,7 +74,7 @@ func (o *Argus) SetArgusInstanceId(v *string) {
 
 // GetEnabled returns the Enabled field value
 func (o *Argus) GetEnabled() *bool {
-	if o == nil {
+	if o == nil || IsNil(o.Enabled) {
 		var ret *bool
 		return ret
 	}
diff --git a/services/ske/model_availability_zone.go b/services/ske/model_availability_zone.go
index 44aab4893..ee3377203 100644
--- a/services/ske/model_availability_zone.go
+++ b/services/ske/model_availability_zone.go
@@ -59,7 +59,7 @@ func (o *AvailabilityZone) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *AvailabilityZone) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}
 
diff --git a/services/ske/model_cluster.go b/services/ske/model_cluster.go
index 05d06a851..b936349b3 100644
--- a/services/ske/model_cluster.go
+++ b/services/ske/model_cluster.go
@@ -72,7 +72,7 @@ func (o *Cluster) GetExtensionsOk() (*Extension, bool) {
 
 // HasExtensions returns a boolean if a field has been set.
 func (o *Cluster) HasExtensions() bool {
-	if o != nil && !IsNil(o.Extensions) {
+	if o != nil && !IsNil(o.Extensions) && !IsNil(o.Extensions) {
 		return true
 	}
 
@@ -104,7 +104,7 @@ func (o *Cluster) GetHibernationOk() (*Hibernation, bool) {
 
 // HasHibernation returns a boolean if a field has been set.
 func (o *Cluster) HasHibernation() bool {
-	if o != nil && !IsNil(o.Hibernation) {
+	if o != nil && !IsNil(o.Hibernation) && !IsNil(o.Hibernation) {
 		return true
 	}
 
@@ -118,7 +118,7 @@ func (o *Cluster) SetHibernation(v *Hibernation) {
 
 // GetKubernetes returns the Kubernetes field value
 func (o *Cluster) GetKubernetes() *Kubernetes {
-	if o == nil {
+	if o == nil || IsNil(o.Kubernetes) {
 		var ret *Kubernetes
 		return ret
 	}
@@ -160,7 +160,7 @@ func (o *Cluster) GetMaintenanceOk() (*Maintenance, bool) {
 
 // HasMaintenance returns a boolean if a field has been set.
 func (o *Cluster) HasMaintenance() bool {
-	if o != nil && !IsNil(o.Maintenance) {
+	if o != nil && !IsNil(o.Maintenance) && !IsNil(o.Maintenance) {
 		return true
 	}
 
@@ -192,7 +192,7 @@ func (o *Cluster) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *Cluster) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}
 
@@ -224,7 +224,7 @@ func (o *Cluster) GetNetworkOk() (*Network, bool) {
 
 // HasNetwork returns a boolean if a field has been set.
 func (o *Cluster) HasNetwork() bool {
-	if o != nil && !IsNil(o.Network) {
+	if o != nil && !IsNil(o.Network) && !IsNil(o.Network) {
 		return true
 	}
 
@@ -238,7 +238,7 @@ func (o *Cluster) SetNetwork(v *Network) {
 
 // GetNodepools returns the Nodepools field value
 func (o *Cluster) GetNodepools() *[]Nodepool {
-	if o == nil {
+	if o == nil || IsNil(o.Nodepools) {
 		var ret *[]Nodepool
 		return ret
 	}
@@ -280,7 +280,7 @@ func (o *Cluster) GetStatusOk() (*ClusterStatus, bool) {
 
 // HasStatus returns a boolean if a field has been set.
 func (o *Cluster) HasStatus() bool {
-	if o != nil && !IsNil(o.Status) {
+	if o != nil && !IsNil(o.Status) && !IsNil(o.Status) {
 		return true
 	}
 
diff --git a/services/ske/model_cluster_status.go b/services/ske/model_cluster_status.go
index 87f3bafdd..0837a736e 100644
--- a/services/ske/model_cluster_status.go
+++ b/services/ske/model_cluster_status.go
@@ -68,7 +68,7 @@ func (o *ClusterStatus) GetAggregatedOk() (*ClusterStatusState, bool) {
 
 // HasAggregated returns a boolean if a field has been set.
 func (o *ClusterStatus) HasAggregated() bool {
-	if o != nil && !IsNil(o.Aggregated) {
+	if o != nil && !IsNil(o.Aggregated) && !IsNil(o.Aggregated) {
 		return true
 	}
 
@@ -100,7 +100,7 @@ func (o *ClusterStatus) GetCreationTimeOk() (*string, bool) {
 
 // HasCreationTime returns a boolean if a field has been set.
 func (o *ClusterStatus) HasCreationTime() bool {
-	if o != nil && !IsNil(o.CreationTime) {
+	if o != nil && !IsNil(o.CreationTime) && !IsNil(o.CreationTime) {
 		return true
 	}
 
@@ -132,7 +132,7 @@ func (o *ClusterStatus) GetCredentialsRotationOk() (*CredentialsRotationState, b
 
 // HasCredentialsRotation returns a boolean if a field has been set.
 func (o *ClusterStatus) HasCredentialsRotation() bool {
-	if o != nil && !IsNil(o.CredentialsRotation) {
+	if o != nil && !IsNil(o.CredentialsRotation) && !IsNil(o.CredentialsRotation) {
 		return true
 	}
 
@@ -164,7 +164,7 @@ func (o *ClusterStatus) GetErrorOk() (*RuntimeError, bool) {
 
 // HasError returns a boolean if a field has been set.
 func (o *ClusterStatus) HasError() bool {
-	if o != nil && !IsNil(o.Error) {
+	if o != nil && !IsNil(o.Error) && !IsNil(o.Error) {
 		return true
 	}
 
@@ -196,7 +196,7 @@ func (o *ClusterStatus) GetHibernatedOk() (*bool, bool) {
 
 // HasHibernated returns a boolean if a field has been set.
 func (o *ClusterStatus) HasHibernated() bool {
-	if o != nil && !IsNil(o.Hibernated) {
+	if o != nil && !IsNil(o.Hibernated) && !IsNil(o.Hibernated) {
 		return true
 	}
 
diff --git a/services/ske/model_create_kubeconfig_payload.go b/services/ske/model_create_kubeconfig_payload.go
index 7af3b81a0..504b1acbe 100644
--- a/services/ske/model_create_kubeconfig_payload.go
+++ b/services/ske/model_create_kubeconfig_payload.go
@@ -59,7 +59,7 @@ func (o *CreateKubeconfigPayload) GetExpirationSecondsOk() (*string, bool) {
 
 // HasExpirationSeconds returns a boolean if a field has been set.
 func (o *CreateKubeconfigPayload) HasExpirationSeconds() bool {
-	if o != nil && !IsNil(o.ExpirationSeconds) {
+	if o != nil && !IsNil(o.ExpirationSeconds) && !IsNil(o.ExpirationSeconds) {
 		return true
 	}
 
diff --git a/services/ske/model_create_or_update_cluster_payload.go b/services/ske/model_create_or_update_cluster_payload.go
index a6fed5fc5..9228dc551 100644
--- a/services/ske/model_create_or_update_cluster_payload.go
+++ b/services/ske/model_create_or_update_cluster_payload.go
@@ -71,7 +71,7 @@ func (o *CreateOrUpdateClusterPayload) GetExtensionsOk() (*Extension, bool) {
 
 // HasExtensions returns a boolean if a field has been set.
 func (o *CreateOrUpdateClusterPayload) HasExtensions() bool {
-	if o != nil && !IsNil(o.Extensions) {
+	if o != nil && !IsNil(o.Extensions) && !IsNil(o.Extensions) {
 		return true
 	}
 
@@ -103,7 +103,7 @@ func (o *CreateOrUpdateClusterPayload) GetHibernationOk() (*Hibernation, bool) {
 
 // HasHibernation returns a boolean if a field has been set.
 func (o *CreateOrUpdateClusterPayload) HasHibernation() bool {
-	if o != nil && !IsNil(o.Hibernation) {
+	if o != nil && !IsNil(o.Hibernation) && !IsNil(o.Hibernation) {
 		return true
 	}
 
@@ -117,7 +117,7 @@ func (o *CreateOrUpdateClusterPayload) SetHibernation(v *Hibernation) {
 
 // GetKubernetes returns the Kubernetes field value
 func (o *CreateOrUpdateClusterPayload) GetKubernetes() *Kubernetes {
-	if o == nil {
+	if o == nil || IsNil(o.Kubernetes) {
 		var ret *Kubernetes
 		return ret
 	}
@@ -159,7 +159,7 @@ func (o *CreateOrUpdateClusterPayload) GetMaintenanceOk() (*Maintenance, bool) {
 
 // HasMaintenance returns a boolean if a field has been set.
 func (o *CreateOrUpdateClusterPayload) HasMaintenance() bool {
-	if o != nil && !IsNil(o.Maintenance) {
+	if o != nil && !IsNil(o.Maintenance) && !IsNil(o.Maintenance) {
 		return true
 	}
 
@@ -191,7 +191,7 @@ func (o *CreateOrUpdateClusterPayload) GetNetworkOk() (*Network, bool) {
 
 // HasNetwork returns a boolean if a field has been set.
 func (o *CreateOrUpdateClusterPayload) HasNetwork() bool {
-	if o != nil && !IsNil(o.Network) {
+	if o != nil && !IsNil(o.Network) && !IsNil(o.Network) {
 		return true
 	}
 
@@ -205,7 +205,7 @@ func (o *CreateOrUpdateClusterPayload) SetNetwork(v *Network) {
 
 // GetNodepools returns the Nodepools field value
 func (o *CreateOrUpdateClusterPayload) GetNodepools() *[]Nodepool {
-	if o == nil {
+	if o == nil || IsNil(o.Nodepools) {
 		var ret *[]Nodepool
 		return ret
 	}
@@ -247,7 +247,7 @@ func (o *CreateOrUpdateClusterPayload) GetStatusOk() (*ClusterStatus, bool) {
 
 // HasStatus returns a boolean if a field has been set.
 func (o *CreateOrUpdateClusterPayload) HasStatus() bool {
-	if o != nil && !IsNil(o.Status) {
+	if o != nil && !IsNil(o.Status) && !IsNil(o.Status) {
 		return true
 	}
 
diff --git a/services/ske/model_credentials.go b/services/ske/model_credentials.go
index d574f2d88..0dbea538e 100644
--- a/services/ske/model_credentials.go
+++ b/services/ske/model_credentials.go
@@ -63,7 +63,7 @@ func (o *Credentials) GetCertificateAuthorityDataOk() (*string, bool) {
 
 // HasCertificateAuthorityData returns a boolean if a field has been set.
 func (o *Credentials) HasCertificateAuthorityData() bool {
-	if o != nil && !IsNil(o.CertificateAuthorityData) {
+	if o != nil && !IsNil(o.CertificateAuthorityData) && !IsNil(o.CertificateAuthorityData) {
 		return true
 	}
 
@@ -95,7 +95,7 @@ func (o *Credentials) GetKubeconfigOk() (*string, bool) {
 
 // HasKubeconfig returns a boolean if a field has been set.
 func (o *Credentials) HasKubeconfig() bool {
-	if o != nil && !IsNil(o.Kubeconfig) {
+	if o != nil && !IsNil(o.Kubeconfig) && !IsNil(o.Kubeconfig) {
 		return true
 	}
 
@@ -127,7 +127,7 @@ func (o *Credentials) GetServerOk() (*string, bool) {
 
 // HasServer returns a boolean if a field has been set.
 func (o *Credentials) HasServer() bool {
-	if o != nil && !IsNil(o.Server) {
+	if o != nil && !IsNil(o.Server) && !IsNil(o.Server) {
 		return true
 	}
 
@@ -159,7 +159,7 @@ func (o *Credentials) GetTokenOk() (*string, bool) {
 
 // HasToken returns a boolean if a field has been set.
 func (o *Credentials) HasToken() bool {
-	if o != nil && !IsNil(o.Token) {
+	if o != nil && !IsNil(o.Token) && !IsNil(o.Token) {
 		return true
 	}
 
diff --git a/services/ske/model_credentials_rotation_state.go b/services/ske/model_credentials_rotation_state.go
index e77ca6c93..aa8bdab5c 100644
--- a/services/ske/model_credentials_rotation_state.go
+++ b/services/ske/model_credentials_rotation_state.go
@@ -64,7 +64,7 @@ func (o *CredentialsRotationState) GetLastCompletionTimeOk() (*string, bool) {
 
 // HasLastCompletionTime returns a boolean if a field has been set.
 func (o *CredentialsRotationState) HasLastCompletionTime() bool {
-	if o != nil && !IsNil(o.LastCompletionTime) {
+	if o != nil && !IsNil(o.LastCompletionTime) && !IsNil(o.LastCompletionTime) {
 		return true
 	}
 
@@ -96,7 +96,7 @@ func (o *CredentialsRotationState) GetLastInitiationTimeOk() (*string, bool) {
 
 // HasLastInitiationTime returns a boolean if a field has been set.
 func (o *CredentialsRotationState) HasLastInitiationTime() bool {
-	if o != nil && !IsNil(o.LastInitiationTime) {
+	if o != nil && !IsNil(o.LastInitiationTime) && !IsNil(o.LastInitiationTime) {
 		return true
 	}
 
@@ -128,7 +128,7 @@ func (o *CredentialsRotationState) GetPhaseOk() (*string, bool) {
 
 // HasPhase returns a boolean if a field has been set.
 func (o *CredentialsRotationState) HasPhase() bool {
-	if o != nil && !IsNil(o.Phase) {
+	if o != nil && !IsNil(o.Phase) && !IsNil(o.Phase) {
 		return true
 	}
 
diff --git a/services/ske/model_cri.go b/services/ske/model_cri.go
index 702234e8e..66cce2862 100644
--- a/services/ske/model_cri.go
+++ b/services/ske/model_cri.go
@@ -59,7 +59,7 @@ func (o *CRI) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *CRI) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}
 
diff --git a/services/ske/model_dns.go b/services/ske/model_dns.go
index 401a4d9a9..6182e1cf7 100644
--- a/services/ske/model_dns.go
+++ b/services/ske/model_dns.go
@@ -48,7 +48,7 @@ func NewDNSWithDefaults() *DNS {
 
 // GetEnabled returns the Enabled field value
 func (o *DNS) GetEnabled() *bool {
-	if o == nil {
+	if o == nil || IsNil(o.Enabled) {
 		var ret *bool
 		return ret
 	}
@@ -90,7 +90,7 @@ func (o *DNS) GetZonesOk() (*[]string, bool) {
 
 // HasZones returns a boolean if a field has been set.
 func (o *DNS) HasZones() bool {
-	if o != nil && !IsNil(o.Zones) {
+	if o != nil && !IsNil(o.Zones) && !IsNil(o.Zones) {
 		return true
 	}
 
diff --git a/services/ske/model_extension.go b/services/ske/model_extension.go
index 190cb3f86..305a4f56e 100644
--- a/services/ske/model_extension.go
+++ b/services/ske/model_extension.go
@@ -61,7 +61,7 @@ func (o *Extension) GetAclOk() (*ACL, bool) {
 
 // HasAcl returns a boolean if a field has been set.
 func (o *Extension) HasAcl() bool {
-	if o != nil && !IsNil(o.Acl) {
+	if o != nil && !IsNil(o.Acl) && !IsNil(o.Acl) {
 		return true
 	}
 
@@ -93,7 +93,7 @@ func (o *Extension) GetArgusOk() (*Argus, bool) {
 
 // HasArgus returns a boolean if a field has been set.
 func (o *Extension) HasArgus() bool {
-	if o != nil && !IsNil(o.Argus) {
+	if o != nil && !IsNil(o.Argus) && !IsNil(o.Argus) {
 		return true
 	}
 
@@ -125,7 +125,7 @@ func (o *Extension) GetDnsOk() (*DNS, bool) {
 
 // HasDns returns a boolean if a field has been set.
 func (o *Extension) HasDns() bool {
-	if o != nil && !IsNil(o.Dns) {
+	if o != nil && !IsNil(o.Dns) && !IsNil(o.Dns) {
 		return true
 	}
 
diff --git a/services/ske/model_hibernation.go b/services/ske/model_hibernation.go
index b26dded29..5d6b655e5 100644
--- a/services/ske/model_hibernation.go
+++ b/services/ske/model_hibernation.go
@@ -45,7 +45,7 @@ func NewHibernationWithDefaults() *Hibernation {
 
 // GetSchedules returns the Schedules field value
 func (o *Hibernation) GetSchedules() *[]HibernationSchedule {
-	if o == nil {
+	if o == nil || IsNil(o.Schedules) {
 		var ret *[]HibernationSchedule
 		return ret
 	}
diff --git a/services/ske/model_hibernation_schedule.go b/services/ske/model_hibernation_schedule.go
index b2cfbe573..8f705b4c8 100644
--- a/services/ske/model_hibernation_schedule.go
+++ b/services/ske/model_hibernation_schedule.go
@@ -49,7 +49,7 @@ func NewHibernationScheduleWithDefaults() *HibernationSchedule {
 
 // GetEnd returns the End field value
 func (o *HibernationSchedule) GetEnd() *string {
-	if o == nil {
+	if o == nil || IsNil(o.End) {
 		var ret *string
 		return ret
 	}
@@ -73,7 +73,7 @@ func (o *HibernationSchedule) SetEnd(v *string) {
 
 // GetStart returns the Start field value
 func (o *HibernationSchedule) GetStart() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Start) {
 		var ret *string
 		return ret
 	}
@@ -115,7 +115,7 @@ func (o *HibernationSchedule) GetTimezoneOk() (*string, bool) {
 
 // HasTimezone returns a boolean if a field has been set.
 func (o *HibernationSchedule) HasTimezone() bool {
-	if o != nil && !IsNil(o.Timezone) {
+	if o != nil && !IsNil(o.Timezone) && !IsNil(o.Timezone) {
 		return true
 	}
 
diff --git a/services/ske/model_image.go b/services/ske/model_image.go
index 219220c85..46ac16e46 100644
--- a/services/ske/model_image.go
+++ b/services/ske/model_image.go
@@ -48,7 +48,7 @@ func NewImageWithDefaults() *Image {
 
 // GetName returns the Name field value
 func (o *Image) GetName() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Name) {
 		var ret *string
 		return ret
 	}
@@ -72,7 +72,7 @@ func (o *Image) SetName(v *string) {
 
 // GetVersion returns the Version field value
 func (o *Image) GetVersion() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Version) {
 		var ret *string
 		return ret
 	}
diff --git a/services/ske/model_kubeconfig.go b/services/ske/model_kubeconfig.go
index a347eb05d..28c38b7d1 100644
--- a/services/ske/model_kubeconfig.go
+++ b/services/ske/model_kubeconfig.go
@@ -60,7 +60,7 @@ func (o *Kubeconfig) GetExpirationTimestampOk() (*string, bool) {
 
 // HasExpirationTimestamp returns a boolean if a field has been set.
 func (o *Kubeconfig) HasExpirationTimestamp() bool {
-	if o != nil && !IsNil(o.ExpirationTimestamp) {
+	if o != nil && !IsNil(o.ExpirationTimestamp) && !IsNil(o.ExpirationTimestamp) {
 		return true
 	}
 
@@ -92,7 +92,7 @@ func (o *Kubeconfig) GetKubeconfigOk() (*string, bool) {
 
 // HasKubeconfig returns a boolean if a field has been set.
 func (o *Kubeconfig) HasKubeconfig() bool {
-	if o != nil && !IsNil(o.Kubeconfig) {
+	if o != nil && !IsNil(o.Kubeconfig) && !IsNil(o.Kubeconfig) {
 		return true
 	}
 
diff --git a/services/ske/model_kubernetes.go b/services/ske/model_kubernetes.go
index bc0eed645..fb9438803 100644
--- a/services/ske/model_kubernetes.go
+++ b/services/ske/model_kubernetes.go
@@ -65,7 +65,7 @@ func (o *Kubernetes) GetAllowPrivilegedContainersOk() (*bool, bool) {
 
 // HasAllowPrivilegedContainers returns a boolean if a field has been set.
 func (o *Kubernetes) HasAllowPrivilegedContainers() bool {
-	if o != nil && !IsNil(o.AllowPrivilegedContainers) {
+	if o != nil && !IsNil(o.AllowPrivilegedContainers) && !IsNil(o.AllowPrivilegedContainers) {
 		return true
 	}
 
@@ -79,7 +79,7 @@ func (o *Kubernetes) SetAllowPrivilegedContainers(v *bool) {
 
 // GetVersion returns the Version field value
 func (o *Kubernetes) GetVersion() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Version) {
 		var ret *string
 		return ret
 	}
diff --git a/services/ske/model_kubernetes_version.go b/services/ske/model_kubernetes_version.go
index 281781e2f..5337a023f 100644
--- a/services/ske/model_kubernetes_version.go
+++ b/services/ske/model_kubernetes_version.go
@@ -62,7 +62,7 @@ func (o *KubernetesVersion) GetExpirationDateOk() (*string, bool) {
 
 // HasExpirationDate returns a boolean if a field has been set.
 func (o *KubernetesVersion) HasExpirationDate() bool {
-	if o != nil && !IsNil(o.ExpirationDate) {
+	if o != nil && !IsNil(o.ExpirationDate) && !IsNil(o.ExpirationDate) {
 		return true
 	}
 
@@ -94,7 +94,7 @@ func (o *KubernetesVersion) GetFeatureGatesOk() (*map[string]string, bool) {
 
 // HasFeatureGates returns a boolean if a field has been set.
 func (o *KubernetesVersion) HasFeatureGates() bool {
-	if o != nil && !IsNil(o.FeatureGates) {
+	if o != nil && !IsNil(o.FeatureGates) && !IsNil(o.FeatureGates) {
 		return true
 	}
 
@@ -126,7 +126,7 @@ func (o *KubernetesVersion) GetStateOk() (*string, bool) {
 
 // HasState returns a boolean if a field has been set.
 func (o *KubernetesVersion) HasState() bool {
-	if o != nil && !IsNil(o.State) {
+	if o != nil && !IsNil(o.State) && !IsNil(o.State) {
 		return true
 	}
 
@@ -158,7 +158,7 @@ func (o *KubernetesVersion) GetVersionOk() (*string, bool) {
 
 // HasVersion returns a boolean if a field has been set.
 func (o *KubernetesVersion) HasVersion() bool {
-	if o != nil && !IsNil(o.Version) {
+	if o != nil && !IsNil(o.Version) && !IsNil(o.Version) {
 		return true
 	}
 
diff --git a/services/ske/model_list_clusters_response.go b/services/ske/model_list_clusters_response.go
index 967540e75..2ebf8d8e5 100644
--- a/services/ske/model_list_clusters_response.go
+++ b/services/ske/model_list_clusters_response.go
@@ -59,7 +59,7 @@ func (o *ListClustersResponse) GetItemsOk() (*[]Cluster, bool) {
 
 // HasItems returns a boolean if a field has been set.
 func (o *ListClustersResponse) HasItems() bool {
-	if o != nil && !IsNil(o.Items) {
+	if o != nil && !IsNil(o.Items) && !IsNil(o.Items) {
 		return true
 	}
 
diff --git a/services/ske/model_login_kubeconfig.go b/services/ske/model_login_kubeconfig.go
index 238bb7d42..553b1fbb4 100644
--- a/services/ske/model_login_kubeconfig.go
+++ b/services/ske/model_login_kubeconfig.go
@@ -59,7 +59,7 @@ func (o *LoginKubeconfig) GetKubeconfigOk() (*string, bool) {
 
 // HasKubeconfig returns a boolean if a field has been set.
 func (o *LoginKubeconfig) HasKubeconfig() bool {
-	if o != nil && !IsNil(o.Kubeconfig) {
+	if o != nil && !IsNil(o.Kubeconfig) && !IsNil(o.Kubeconfig) {
 		return true
 	}
 
diff --git a/services/ske/model_machine.go b/services/ske/model_machine.go
index 76833af5f..08eb6058e 100644
--- a/services/ske/model_machine.go
+++ b/services/ske/model_machine.go
@@ -49,7 +49,7 @@ func NewMachineWithDefaults() *Machine {
 
 // GetImage returns the Image field value
 func (o *Machine) GetImage() *Image {
-	if o == nil {
+	if o == nil || IsNil(o.Image) {
 		var ret *Image
 		return ret
 	}
@@ -73,7 +73,7 @@ func (o *Machine) SetImage(v *Image) {
 
 // GetType returns the Type field value
 func (o *Machine) GetType() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Type) {
 		var ret *string
 		return ret
 	}
diff --git a/services/ske/model_machine_image.go b/services/ske/model_machine_image.go
index a36194d6f..5b8a2a854 100644
--- a/services/ske/model_machine_image.go
+++ b/services/ske/model_machine_image.go
@@ -60,7 +60,7 @@ func (o *MachineImage) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *MachineImage) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}
 
@@ -92,7 +92,7 @@ func (o *MachineImage) GetVersionsOk() (*[]MachineImageVersion, bool) {
 
 // HasVersions returns a boolean if a field has been set.
 func (o *MachineImage) HasVersions() bool {
-	if o != nil && !IsNil(o.Versions) {
+	if o != nil && !IsNil(o.Versions) && !IsNil(o.Versions) {
 		return true
 	}
 
diff --git a/services/ske/model_machine_image_version.go b/services/ske/model_machine_image_version.go
index 3286333a7..6a619de25 100644
--- a/services/ske/model_machine_image_version.go
+++ b/services/ske/model_machine_image_version.go
@@ -62,7 +62,7 @@ func (o *MachineImageVersion) GetCriOk() (*[]CRI, bool) {
 
 // HasCri returns a boolean if a field has been set.
 func (o *MachineImageVersion) HasCri() bool {
-	if o != nil && !IsNil(o.Cri) {
+	if o != nil && !IsNil(o.Cri) && !IsNil(o.Cri) {
 		return true
 	}
 
@@ -94,7 +94,7 @@ func (o *MachineImageVersion) GetExpirationDateOk() (*string, bool) {
 
 // HasExpirationDate returns a boolean if a field has been set.
 func (o *MachineImageVersion) HasExpirationDate() bool {
-	if o != nil && !IsNil(o.ExpirationDate) {
+	if o != nil && !IsNil(o.ExpirationDate) && !IsNil(o.ExpirationDate) {
 		return true
 	}
 
@@ -126,7 +126,7 @@ func (o *MachineImageVersion) GetStateOk() (*string, bool) {
 
 // HasState returns a boolean if a field has been set.
 func (o *MachineImageVersion) HasState() bool {
-	if o != nil && !IsNil(o.State) {
+	if o != nil && !IsNil(o.State) && !IsNil(o.State) {
 		return true
 	}
 
@@ -158,7 +158,7 @@ func (o *MachineImageVersion) GetVersionOk() (*string, bool) {
 
 // HasVersion returns a boolean if a field has been set.
 func (o *MachineImageVersion) HasVersion() bool {
-	if o != nil && !IsNil(o.Version) {
+	if o != nil && !IsNil(o.Version) && !IsNil(o.Version) {
 		return true
 	}
 
diff --git a/services/ske/model_machine_type.go b/services/ske/model_machine_type.go
index d96892935..c6e0c8fc3 100644
--- a/services/ske/model_machine_type.go
+++ b/services/ske/model_machine_type.go
@@ -63,7 +63,7 @@ func (o *MachineType) GetArchitectureOk() (*string, bool) {
 
 // HasArchitecture returns a boolean if a field has been set.
 func (o *MachineType) HasArchitecture() bool {
-	if o != nil && !IsNil(o.Architecture) {
+	if o != nil && !IsNil(o.Architecture) && !IsNil(o.Architecture) {
 		return true
 	}
 
@@ -95,7 +95,7 @@ func (o *MachineType) GetCpuOk() (*int64, bool) {
 
 // HasCpu returns a boolean if a field has been set.
 func (o *MachineType) HasCpu() bool {
-	if o != nil && !IsNil(o.Cpu) {
+	if o != nil && !IsNil(o.Cpu) && !IsNil(o.Cpu) {
 		return true
 	}
 
@@ -127,7 +127,7 @@ func (o *MachineType) GetGpuOk() (*int64, bool) {
 
 // HasGpu returns a boolean if a field has been set.
 func (o *MachineType) HasGpu() bool {
-	if o != nil && !IsNil(o.Gpu) {
+	if o != nil && !IsNil(o.Gpu) && !IsNil(o.Gpu) {
 		return true
 	}
 
@@ -159,7 +159,7 @@ func (o *MachineType) GetMemoryOk() (*int64, bool) {
 
 // HasMemory returns a boolean if a field has been set.
 func (o *MachineType) HasMemory() bool {
-	if o != nil && !IsNil(o.Memory) {
+	if o != nil && !IsNil(o.Memory) && !IsNil(o.Memory) {
 		return true
 	}
 
@@ -191,7 +191,7 @@ func (o *MachineType) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *MachineType) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}
 
diff --git a/services/ske/model_maintenance.go b/services/ske/model_maintenance.go
index 531236b44..78dcd7adf 100644
--- a/services/ske/model_maintenance.go
+++ b/services/ske/model_maintenance.go
@@ -48,7 +48,7 @@ func NewMaintenanceWithDefaults() *Maintenance {
 
 // GetAutoUpdate returns the AutoUpdate field value
 func (o *Maintenance) GetAutoUpdate() *MaintenanceAutoUpdate {
-	if o == nil {
+	if o == nil || IsNil(o.AutoUpdate) {
 		var ret *MaintenanceAutoUpdate
 		return ret
 	}
@@ -72,7 +72,7 @@ func (o *Maintenance) SetAutoUpdate(v *MaintenanceAutoUpdate) {
 
 // GetTimeWindow returns the TimeWindow field value
 func (o *Maintenance) GetTimeWindow() *TimeWindow {
-	if o == nil {
+	if o == nil || IsNil(o.TimeWindow) {
 		var ret *TimeWindow
 		return ret
 	}
diff --git a/services/ske/model_maintenance_auto_update.go b/services/ske/model_maintenance_auto_update.go
index d9d4dfc00..c3b252cfe 100644
--- a/services/ske/model_maintenance_auto_update.go
+++ b/services/ske/model_maintenance_auto_update.go
@@ -60,7 +60,7 @@ func (o *MaintenanceAutoUpdate) GetKubernetesVersionOk() (*bool, bool) {
 
 // HasKubernetesVersion returns a boolean if a field has been set.
 func (o *MaintenanceAutoUpdate) HasKubernetesVersion() bool {
-	if o != nil && !IsNil(o.KubernetesVersion) {
+	if o != nil && !IsNil(o.KubernetesVersion) && !IsNil(o.KubernetesVersion) {
 		return true
 	}
 
@@ -92,7 +92,7 @@ func (o *MaintenanceAutoUpdate) GetMachineImageVersionOk() (*bool, bool) {
 
 // HasMachineImageVersion returns a boolean if a field has been set.
 func (o *MaintenanceAutoUpdate) HasMachineImageVersion() bool {
-	if o != nil && !IsNil(o.MachineImageVersion) {
+	if o != nil && !IsNil(o.MachineImageVersion) && !IsNil(o.MachineImageVersion) {
 		return true
 	}
 
diff --git a/services/ske/model_network.go b/services/ske/model_network.go
index e07afe096..f27ae9d09 100644
--- a/services/ske/model_network.go
+++ b/services/ske/model_network.go
@@ -59,7 +59,7 @@ func (o *Network) GetIdOk() (*string, bool) {
 
 // HasId returns a boolean if a field has been set.
 func (o *Network) HasId() bool {
-	if o != nil && !IsNil(o.Id) {
+	if o != nil && !IsNil(o.Id) && !IsNil(o.Id) {
 		return true
 	}
 
diff --git a/services/ske/model_nodepool.go b/services/ske/model_nodepool.go
index 8508e1f92..952133b1e 100644
--- a/services/ske/model_nodepool.go
+++ b/services/ske/model_nodepool.go
@@ -86,7 +86,7 @@ func (o *Nodepool) GetAllowSystemComponentsOk() (*bool, bool) {
 
 // HasAllowSystemComponents returns a boolean if a field has been set.
 func (o *Nodepool) HasAllowSystemComponents() bool {
-	if o != nil && !IsNil(o.AllowSystemComponents) {
+	if o != nil && !IsNil(o.AllowSystemComponents) && !IsNil(o.AllowSystemComponents) {
 		return true
 	}
 
@@ -100,7 +100,7 @@ func (o *Nodepool) SetAllowSystemComponents(v *bool) {
 
 // GetAvailabilityZones returns the AvailabilityZones field value
 func (o *Nodepool) GetAvailabilityZones() *[]string {
-	if o == nil {
+	if o == nil || IsNil(o.AvailabilityZones) {
 		var ret *[]string
 		return ret
 	}
@@ -142,7 +142,7 @@ func (o *Nodepool) GetCriOk() (*CRI, bool) {
 
 // HasCri returns a boolean if a field has been set.
 func (o *Nodepool) HasCri() bool {
-	if o != nil && !IsNil(o.Cri) {
+	if o != nil && !IsNil(o.Cri) && !IsNil(o.Cri) {
 		return true
 	}
 
@@ -174,7 +174,7 @@ func (o *Nodepool) GetLabelsOk() (*map[string]string, bool) {
 
 // HasLabels returns a boolean if a field has been set.
 func (o *Nodepool) HasLabels() bool {
-	if o != nil && !IsNil(o.Labels) {
+	if o != nil && !IsNil(o.Labels) && !IsNil(o.Labels) {
 		return true
 	}
 
@@ -188,7 +188,7 @@ func (o *Nodepool) SetLabels(v *map[string]string) {
 
 // GetMachine returns the Machine field value
 func (o *Nodepool) GetMachine() *Machine {
-	if o == nil {
+	if o == nil || IsNil(o.Machine) {
 		var ret *Machine
 		return ret
 	}
@@ -230,7 +230,7 @@ func (o *Nodepool) GetMaxSurgeOk() (*int64, bool) {
 
 // HasMaxSurge returns a boolean if a field has been set.
 func (o *Nodepool) HasMaxSurge() bool {
-	if o != nil && !IsNil(o.MaxSurge) {
+	if o != nil && !IsNil(o.MaxSurge) && !IsNil(o.MaxSurge) {
 		return true
 	}
 
@@ -262,7 +262,7 @@ func (o *Nodepool) GetMaxUnavailableOk() (*int64, bool) {
 
 // HasMaxUnavailable returns a boolean if a field has been set.
 func (o *Nodepool) HasMaxUnavailable() bool {
-	if o != nil && !IsNil(o.MaxUnavailable) {
+	if o != nil && !IsNil(o.MaxUnavailable) && !IsNil(o.MaxUnavailable) {
 		return true
 	}
 
@@ -276,7 +276,7 @@ func (o *Nodepool) SetMaxUnavailable(v *int64) {
 
 // GetMaximum returns the Maximum field value
 func (o *Nodepool) GetMaximum() *int64 {
-	if o == nil {
+	if o == nil || IsNil(o.Maximum) {
 		var ret *int64
 		return ret
 	}
@@ -300,7 +300,7 @@ func (o *Nodepool) SetMaximum(v *int64) {
 
 // GetMinimum returns the Minimum field value
 func (o *Nodepool) GetMinimum() *int64 {
-	if o == nil {
+	if o == nil || IsNil(o.Minimum) {
 		var ret *int64
 		return ret
 	}
@@ -324,7 +324,7 @@ func (o *Nodepool) SetMinimum(v *int64) {
 
 // GetName returns the Name field value
 func (o *Nodepool) GetName() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Name) {
 		var ret *string
 		return ret
 	}
@@ -366,7 +366,7 @@ func (o *Nodepool) GetTaintsOk() (*[]Taint, bool) {
 
 // HasTaints returns a boolean if a field has been set.
 func (o *Nodepool) HasTaints() bool {
-	if o != nil && !IsNil(o.Taints) {
+	if o != nil && !IsNil(o.Taints) && !IsNil(o.Taints) {
 		return true
 	}
 
@@ -380,7 +380,7 @@ func (o *Nodepool) SetTaints(v *[]Taint) {
 
 // GetVolume returns the Volume field value
 func (o *Nodepool) GetVolume() *Volume {
-	if o == nil {
+	if o == nil || IsNil(o.Volume) {
 		var ret *Volume
 		return ret
 	}
diff --git a/services/ske/model_project_response.go b/services/ske/model_project_response.go
index fd7276b79..c607ec5ec 100644
--- a/services/ske/model_project_response.go
+++ b/services/ske/model_project_response.go
@@ -64,7 +64,7 @@ func (o *ProjectResponse) GetProjectIdOk() (*string, bool) {
 
 // HasProjectId returns a boolean if a field has been set.
 func (o *ProjectResponse) HasProjectId() bool {
-	if o != nil && !IsNil(o.ProjectId) {
+	if o != nil && !IsNil(o.ProjectId) && !IsNil(o.ProjectId) {
 		return true
 	}
 
@@ -96,7 +96,7 @@ func (o *ProjectResponse) GetStateOk() (*ProjectState, bool) {
 
 // HasState returns a boolean if a field has been set.
 func (o *ProjectResponse) HasState() bool {
-	if o != nil && !IsNil(o.State) {
+	if o != nil && !IsNil(o.State) && !IsNil(o.State) {
 		return true
 	}
 
diff --git a/services/ske/model_provider_options.go b/services/ske/model_provider_options.go
index a68522dc1..5340e94ac 100644
--- a/services/ske/model_provider_options.go
+++ b/services/ske/model_provider_options.go
@@ -63,7 +63,7 @@ func (o *ProviderOptions) GetAvailabilityZonesOk() (*[]AvailabilityZone, bool) {
 
 // HasAvailabilityZones returns a boolean if a field has been set.
 func (o *ProviderOptions) HasAvailabilityZones() bool {
-	if o != nil && !IsNil(o.AvailabilityZones) {
+	if o != nil && !IsNil(o.AvailabilityZones) && !IsNil(o.AvailabilityZones) {
 		return true
 	}
 
@@ -95,7 +95,7 @@ func (o *ProviderOptions) GetKubernetesVersionsOk() (*[]KubernetesVersion, bool)
 
 // HasKubernetesVersions returns a boolean if a field has been set.
 func (o *ProviderOptions) HasKubernetesVersions() bool {
-	if o != nil && !IsNil(o.KubernetesVersions) {
+	if o != nil && !IsNil(o.KubernetesVersions) && !IsNil(o.KubernetesVersions) {
 		return true
 	}
 
@@ -127,7 +127,7 @@ func (o *ProviderOptions) GetMachineImagesOk() (*[]MachineImage, bool) {
 
 // HasMachineImages returns a boolean if a field has been set.
 func (o *ProviderOptions) HasMachineImages() bool {
-	if o != nil && !IsNil(o.MachineImages) {
+	if o != nil && !IsNil(o.MachineImages) && !IsNil(o.MachineImages) {
 		return true
 	}
 
@@ -159,7 +159,7 @@ func (o *ProviderOptions) GetMachineTypesOk() (*[]MachineType, bool) {
 
 // HasMachineTypes returns a boolean if a field has been set.
 func (o *ProviderOptions) HasMachineTypes() bool {
-	if o != nil && !IsNil(o.MachineTypes) {
+	if o != nil && !IsNil(o.MachineTypes) && !IsNil(o.MachineTypes) {
 		return true
 	}
 
@@ -191,7 +191,7 @@ func (o *ProviderOptions) GetVolumeTypesOk() (*[]VolumeType, bool) {
 
 // HasVolumeTypes returns a boolean if a field has been set.
 func (o *ProviderOptions) HasVolumeTypes() bool {
-	if o != nil && !IsNil(o.VolumeTypes) {
+	if o != nil && !IsNil(o.VolumeTypes) && !IsNil(o.VolumeTypes) {
 		return true
 	}
 
diff --git a/services/ske/model_runtime_error.go b/services/ske/model_runtime_error.go
index 4c63a7e71..cfad7121a 100644
--- a/services/ske/model_runtime_error.go
+++ b/services/ske/model_runtime_error.go
@@ -62,7 +62,7 @@ func (o *RuntimeError) GetCodeOk() (*string, bool) {
 
 // HasCode returns a boolean if a field has been set.
 func (o *RuntimeError) HasCode() bool {
-	if o != nil && !IsNil(o.Code) {
+	if o != nil && !IsNil(o.Code) && !IsNil(o.Code) {
 		return true
 	}
 
@@ -94,7 +94,7 @@ func (o *RuntimeError) GetDetailsOk() (*string, bool) {
 
 // HasDetails returns a boolean if a field has been set.
 func (o *RuntimeError) HasDetails() bool {
-	if o != nil && !IsNil(o.Details) {
+	if o != nil && !IsNil(o.Details) && !IsNil(o.Details) {
 		return true
 	}
 
@@ -126,7 +126,7 @@ func (o *RuntimeError) GetMessageOk() (*string, bool) {
 
 // HasMessage returns a boolean if a field has been set.
 func (o *RuntimeError) HasMessage() bool {
-	if o != nil && !IsNil(o.Message) {
+	if o != nil && !IsNil(o.Message) && !IsNil(o.Message) {
 		return true
 	}
 
diff --git a/services/ske/model_taint.go b/services/ske/model_taint.go
index 29150df93..11f3d4d43 100644
--- a/services/ske/model_taint.go
+++ b/services/ske/model_taint.go
@@ -49,7 +49,7 @@ func NewTaintWithDefaults() *Taint {
 
 // GetEffect returns the Effect field value
 func (o *Taint) GetEffect() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Effect) {
 		var ret *string
 		return ret
 	}
@@ -73,7 +73,7 @@ func (o *Taint) SetEffect(v *string) {
 
 // GetKey returns the Key field value
 func (o *Taint) GetKey() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Key) {
 		var ret *string
 		return ret
 	}
@@ -115,7 +115,7 @@ func (o *Taint) GetValueOk() (*string, bool) {
 
 // HasValue returns a boolean if a field has been set.
 func (o *Taint) HasValue() bool {
-	if o != nil && !IsNil(o.Value) {
+	if o != nil && !IsNil(o.Value) && !IsNil(o.Value) {
 		return true
 	}
 
diff --git a/services/ske/model_time_window.go b/services/ske/model_time_window.go
index 4c5685af5..934158297 100644
--- a/services/ske/model_time_window.go
+++ b/services/ske/model_time_window.go
@@ -48,7 +48,7 @@ func NewTimeWindowWithDefaults() *TimeWindow {
 
 // GetEnd returns the End field value
 func (o *TimeWindow) GetEnd() *string {
-	if o == nil {
+	if o == nil || IsNil(o.End) {
 		var ret *string
 		return ret
 	}
@@ -72,7 +72,7 @@ func (o *TimeWindow) SetEnd(v *string) {
 
 // GetStart returns the Start field value
 func (o *TimeWindow) GetStart() *string {
-	if o == nil {
+	if o == nil || IsNil(o.Start) {
 		var ret *string
 		return ret
 	}
diff --git a/services/ske/model_volume.go b/services/ske/model_volume.go
index 5f011c075..51f8fc317 100644
--- a/services/ske/model_volume.go
+++ b/services/ske/model_volume.go
@@ -47,7 +47,7 @@ func NewVolumeWithDefaults() *Volume {
 
 // GetSize returns the Size field value
 func (o *Volume) GetSize() *int64 {
-	if o == nil {
+	if o == nil || IsNil(o.Size) {
 		var ret *int64
 		return ret
 	}
@@ -89,7 +89,7 @@ func (o *Volume) GetTypeOk() (*string, bool) {
 
 // HasType returns a boolean if a field has been set.
 func (o *Volume) HasType() bool {
-	if o != nil && !IsNil(o.Type) {
+	if o != nil && !IsNil(o.Type) && !IsNil(o.Type) {
 		return true
 	}
 
diff --git a/services/ske/model_volume_type.go b/services/ske/model_volume_type.go
index 58b91721a..564478606 100644
--- a/services/ske/model_volume_type.go
+++ b/services/ske/model_volume_type.go
@@ -59,7 +59,7 @@ func (o *VolumeType) GetNameOk() (*string, bool) {
 
 // HasName returns a boolean if a field has been set.
 func (o *VolumeType) HasName() bool {
-	if o != nil && !IsNil(o.Name) {
+	if o != nil && !IsNil(o.Name) && !IsNil(o.Name) {
 		return true
 	}