How to fix the Oracle error ORA-24427: Invalid attributes on user handle?

In this post, you’ll learn more about the Oracle ErrorORA-24427: Invalid attributes on user handle with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-24427: Invalid attributes on user handle

Reason for the Error ORA-24427: Invalid attributes on user handle

Some of the attributes set on the user handle were not allowed in pooled mode.

How to fix the Error ORA-24427: Invalid attributes on user handle ?

You can fix this error in Oracle by following the below steps

Unset the attributes on the user handle and call OCISessionGet or use sessions that are not pooled.