How to fix the Oracle error ORA-06131: NETTCP: user access denied?

In this post, you’ll learn more about the Oracle ErrorORA-06131: NETTCP: user access denied with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-06131: NETTCP: user access denied

Reason for the Error ORA-06131: NETTCP: user access denied

The host’s SQL*Net TCP/IP server rejected this connection request because the client user(name) does not have access privilege – as determined by the contents of the Username Mapping Table (UMT), a component of the host’s CONFIG.ORA.

How to fix the Error ORA-06131: NETTCP: user access denied ?

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

To grant access, add appropriate entry to the host’s UMT.