How to fix the Oracle error ORA-38478: creation of system trigger EXPFIL_DROPOBJ_MAINT failed?

In this post, you’ll learn more about the Oracle ErrorORA-38478: creation of system trigger EXPFIL_DROPOBJ_MAINT failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38478: creation of system trigger EXPFIL_DROPOBJ_MAINT failed

Reason for the Error ORA-38478: creation of system trigger EXPFIL_DROPOBJ_MAINT failed

The creation of the system trigger EXPFIL_DROPOBJ_MAINT failed due to missing Expression Filter dictionary tables.

How to fix the Error ORA-38478: creation of system trigger EXPFIL_DROPOBJ_MAINT failed ?

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

Try a clean installation again. If this error is ignored, the Expression Filter dictionary could have some stale entries.