How to fix the Oracle error ORA-04934: unable to obtain the current sequence number?

In this post, you’ll learn more about the Oracle ErrorORA-04934: unable to obtain the current sequence number with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-04934: unable to obtain the current sequence number

Reason for the Error ORA-04934: unable to obtain the current sequence number

A call to the SSN failed to return its current value. Either there are many errors occurring on the MC hardware, or the sequence number has become invalid and cannot be validated.

How to fix the Error ORA-04934: unable to obtain the current sequence number ?

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

Verify that the MC hardware is functioning properly. If it is, contact Oracle Support.