How to fix the Oracle error PGA-20966: syncpoint error: sent string, expecting string, received string?

In this post, you’ll learn more about the Oracle ErrorPGA-20966: syncpoint error: sent string, expecting string, received string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-20966: syncpoint error: sent string, expecting string, received string

Reason for the Error PGA-20966: syncpoint error: sent string, expecting string, received string

Cause: During the processing of a 2-phase commit, an incorrect response was received from the remote transaction program following a syncpoint control command . The expected response was .

How to fix the Error PGA-20966: syncpoint error: sent string, expecting string, received string ?

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

Action: This is an error in the remote transaction program or the remote OLTP. Check the remote system for error messages from the OLTP. Contact the system administrator for the remote system to assist in problem determination.