How to fix the Oracle error OCI-31159: XML DB is in an invalid state?

In this post, you’ll learn more about the Oracle ErrorOCI-31159: XML DB is in an invalid state with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

OCI-31159: XML DB is in an invalid state

Reason for the Error OCI-31159: XML DB is in an invalid state

XML DB’s internal tables are in an invalid state, probably because the database was not upgraded or the upgrade was not successful

How to fix the Error OCI-31159: XML DB is in an invalid state ?

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

Ensure that the database is upgraded successfully. If the problem persists, contact Oracle Support