How to fix the Oracle error TNS-04143: Unable to write the new CMAN.ORA file.?

In this post, you’ll learn more about the Oracle ErrorTNS-04143: Unable to write the new CMAN.ORA file. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-04143: Unable to write the new CMAN.ORA file.

Reason for the Error TNS-04143: Unable to write the new CMAN.ORA file.

Cause: CMMIGR was unable to create the new CMAN.ORA file due to insufficient perimissions.

How to fix the Error TNS-04143: Unable to write the new CMAN.ORA file. ?

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

Action: Set WRITE permissions to the directory in which CMAN.ORA file is to be written.