How to fix the Oracle error ORA-27136: MPMT and VLM are both enabled?

In this post, you’ll learn more about the Oracle ErrorORA-27136: MPMT and VLM are both enabled with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-27136: MPMT and VLM are both enabled

Reason for the Error ORA-27136: MPMT and VLM are both enabled

When the _mpmt_enabled parameter is set to TRUE, none of the following parameters should be set to TRUE:

* use_indirect_buffers

* _db_block_cache_protect

* _db_block_cache_clone

How to fix the Error ORA-27136: MPMT and VLM are both enabled ?

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

Either turn off Multi Process Multi Threads (MPMT) or turn off all the other parameters.