Update provision-users-enterprise.mdx

Added to troubleshoot

Author: clairekinde11

src/content/docs/authenticate/enterprise-connections/provision-users-enterprise.mdx

@@ -78,3 +78,7 @@ When the user signs in with an SSO connection that provides an email that matche
 **We can’t find your account**
 
 If a user goes to sign in and encounters the ’We can’t find your account’ message, it could be because **Self-joining** for the organization is switched off. This is the right behaviour if you don’t want users without the `org_id` to join the org, but the message is confusing. Switch this on via  **Organization > Policies**.
+
+**Duplicate identities**
+
+If duplicate identities are created for users in Kinde, it may because the **Trust email addresses provided by this connection** option is not switched on in the connection configuration.