How to fix the Oracle error PGU-00310: cannot open parameter file string?

In this post, you’ll learn more about the Oracle ErrorPGU-00310: cannot open parameter file string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGU-00310: cannot open parameter file string

Reason for the Error PGU-00310: cannot open parameter file string

Cause: PGAU cannot locate or open the file specified by the PFILE option, either because the file does not exist or because PGAU has insufficient privilege to open the file.

How to fix the Error PGU-00310: cannot open parameter file string ?

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

Action: Make sure that the file exists in a location expected by PGAU and can be opened.