How to fix the Oracle error PGA-21023: error opening init file string?

In this post, you’ll learn more about the Oracle ErrorPGA-21023: error opening init file string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-21023: error opening init file string

Reason for the Error PGA-21023: error opening init file string

Cause: An error occurred opening the init file .

How to fix the Error PGA-21023: error opening init file string ?

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

Action: This message will be followed by an OS-specific message displaying the error information. Use that information to determine the cause of the error and correct it. Then restart the RRM process.