How to fix the Oracle error PGA-20948: unable to prepare the statement for transaction logging?

In this post, you’ll learn more about the Oracle ErrorPGA-20948: unable to prepare the statement for transaction logging with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-20948: unable to prepare the statement for transaction logging

Reason for the Error PGA-20948: unable to prepare the statement for transaction logging

Cause: The gateway server was unable to prepare the statement to be used to call the transaction logging PL/SQL stored procedure. An Oracle server message will follow this message.

How to fix the Error PGA-20948: unable to prepare the statement for transaction logging ?

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

Action: Ensure that the Oracle server and its TNS listener are both operational. Also check the PGA_LOG_DB, PGA_LOG_USER, and PGA_LOG_PASS parameters in the gateway init file and ensure that they specify the correct database string, userid, and password, respectively. Verify that the transaction logging PL/SQL procedure has been properly installed into the Oracle server under the userid and password specified by PGA_LOG_USER and PGA_LOG_PASS and that it is executable. Refer to the Oracle Server Messages and Codes Manual for information on the Oracle server message.