How to fix the Oracle error ORA-09718: osnsui: cannot set up user interrupt handler.?

In this post, you’ll learn more about the Oracle ErrorORA-09718: osnsui: cannot set up user interrupt handler. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-09718: osnsui: cannot set up user interrupt handler.

Reason for the Error ORA-09718: osnsui: cannot set up user interrupt handler.

Malloc() failed to allocate space to hold user interrupt handler.

How to fix the Error ORA-09718: osnsui: cannot set up user interrupt handler. ?

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

Possible memory resource shortage.