SAML Custom logic Issue

Hello, We had added custom login in CustomerUserProvisioning microflow and enable the Use custom logic for user provisioning in SAML configuration.mAfter this I am getting the session not created error.    Caused by: org.opensaml.saml.common.SAMLException: Exception occured while executing the customLoginLogic Microflow, the error was: com.mendix.systemwideinterfaces.MendixRuntimeException: com.mendix.core.CoreRuntimeException: Exception occurred in action '{"current_activity":{"type":"End"},"name":"SAML20.CustomUserProvisioning","type":"Microflow"}', all database changes executed by this action were rolled back Can anyone help me on this?  
1 answers

There should be some more information in the stacktrace of this error.

An exception usually occurs if you try to check or change an object which is not available (empty).