How to fix the Oracle error ORA-32051: mapping service not available?

In this post, you’ll learn more about the Oracle ErrorORA-32051: mapping service not available with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-32051: mapping service not available

Reason for the Error ORA-32051: mapping service not available

The mapping service was never started or previously failed to start properly.

How to fix the Error ORA-32051: mapping service not available ?

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

Set FILE_MAPPING to TRUE if it is not currently set. Otherwise, check FMON trace files for an ORA-32052 error.