SAML SSO error

1
I can’t Figure this error out… had no message but this is the stack trace. Any help would greatly be appreciated. java.lang.IllegalArgumentException: requirement failed: Ids should not be null     at scala.Predef$.require(Predef.scala:337)     at com.mendix.basis.component.DataStorageCore.retrieveId(DataStorageCore.scala:19)     at com.mendix.basis.component.DataStorageCore.retrieveId$(DataStorageCore.scala:17)     at com.mendix.basis.component.InternalCore.retrieveId(InternalCore.scala:21)     at com.mendix.basis.session.PersistentSession.<init>(PersistentSession.scala:40)     at com.mendix.basis.session.PersistentSession.<init>(PersistentSession.scala:45)     at com.mendix.basis.session.SessionManagerBase.createPersistentSession(SessionManagerBase.java:236)     at com.mendix.basis.session.SessionManagerBase.getSessionById(SessionManagerBase.java:157)     at com.mendix.basis.component.SessionCore.getSessionById(SessionCore.scala:43)     at com.mendix.basis.component.SessionCore.getSessionById$(SessionCore.scala:43)     at com.mendix.basis.component.InternalCore.getSessionById(InternalCore.scala:21)     at com.mendix.core.Core.getSessionById(Core.java:1448)     at saml20.implementation.security.SessionManager.evaluateActiveSessions(SessionManager.java:598)     at saml20.implementation.security.SessionManager$1.run(SessionManager.java:184)     at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)     at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)     at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)     at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)     at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)     at java.base/java.lang.Thread.run(Thread.java:834)  
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