How to fix the Oracle error ORA-06421: NETCMN: Error detected in the read-in data?

In this post, you’ll learn more about the Oracle ErrorORA-06421: NETCMN: Error detected in the read-in data with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06421: NETCMN: Error detected in the read-in data

Reason for the Error ORA-06421: NETCMN: Error detected in the read-in data

Error found during recomputation of checksum or CRC.

How to fix the Error ORA-06421: NETCMN: Error detected in the read-in data ?

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

Possible hardware failures of communication nodes. Contact system administrator immediately.