How to fix the Oracle error ORA-09838: removeCallback: failure removing the callback port.?

In this post, you’ll learn more about the Oracle ErrorORA-09838: removeCallback: failure removing the callback port. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-09838: removeCallback: failure removing the callback port.

Reason for the Error ORA-09838: removeCallback: failure removing the callback port.

The port port_set_remove system call failed.

How to fix the Error ORA-09838: removeCallback: failure removing the callback port. ?

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

Possible operating system error. Contact Oracle support.