How to fix the Oracle error PGA-20921: buffer overflow on receive: requested number bytes, received number bytes?

In this post, you’ll learn more about the Oracle ErrorPGA-20921: buffer overflow on receive: requested number bytes, received number bytes with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PGA-20921: buffer overflow on receive: requested number bytes, received number bytes

Reason for the Error PGA-20921: buffer overflow on receive: requested number bytes, received number bytes

Cause: The remote transaction program sent bytes of data when the gateway was expecting to receive only bytes.

How to fix the Error PGA-20921: buffer overflow on receive: requested number bytes, received number bytes ?

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

Action: Check that the PGDL and COBOL record descriptions used to define the transaction to PGAU are in sync with the transaction program and that the PL/SQL TIP was generated by PGAU using the correct definitions. If modifications have been made to the generated PL/SQL code, check that they are correct.