How to fix the Oracle error PGA-21002: unable to obtain number bytes of memory for string?

In this post, you’ll learn more about the Oracle ErrorPGA-21002: unable to obtain number bytes of memory for string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-21002: unable to obtain number bytes of memory for string

Reason for the Error PGA-21002: unable to obtain number bytes of memory for string

Cause: Memory shortage in the gateway RRM process. A request failed to allocate of memory for the area.

How to fix the Error PGA-21002: unable to obtain number bytes of memory for string ?

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

Action: Ensure your system has enough available memory to support the RRM.