Unable to create new database as the request will use the old/expired key

Author: jovanpop-msft

articles/synapse-analytics/sql/resources-self-help-sql-on-demand.md

@@ -49,6 +49,10 @@ Incorrect network configuration is often the cause of this behavior. Make sure t
 
 Finally, make sure the appropriate roles are granted and have not been revoked.
 
+### Unable to create new database as the request will use the old/expired key
+
+This error is caused by changing workspace customer managed key used for enryption. You can choose to re-encrypt all the data in the workspace with the latest version of the active key. To-re-encrypt, change the key in the Azure portal to a temporary key and then switch back to the key you wish to use for encryption. Learn here how to [manage the workspace keys](../security/workspaces-encryption.md#manage-the-workspace-customer-managed-key).
+
 ### Synapse serverless SQL pool is unavailable after transfering a subscription to a different Azure AD tenant
 
 If you moved a subscription to another Azure AD tenant, you might experience some issues with serverless SQL pool. Create a support ticket and Azure suport will contact you to resolve the issue.