How to fix the error ORA-00037: cannot switch to a session belonging to a different server group?

In this post, you’ll learn more about the Oracle ErrorORA-00037: cannot switch to a session belonging to a different server group with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-00037: cannot switch to a session belonging to a different server group

Reason for the Error ORA-00037: cannot switch to a session belonging to a different server group

An attempt was made to switch to a session in a different server group. This is not allowed.

How to fix the Error ORA-00037: cannot switch to a session belonging to a different server group ?

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

Make sure the server switches to a session that belongs to its server group.