How to resolve ORA-01045 Error Message in Oracle database

Learn the reason and how to resolve the ORA-01045 error message in Oracle.

Description

When you stumble upon an ORA-01045 error, the following error message will appear:

ORA-01045: user identify lacks CREATE SESSION privilege; logon denied

Cause

You tried to log into Oracle with a username that has now not been granted the CREATE SESSION privilege.

Resolution

The option(s) to resolve this Oracle error are:

Option #1

Have the Oracle DBA supply the username the CREATE SESSION privilege.

Option #2

Try logging into Oracle with a one of a kind username that has the CREATE SESSION privilege.