How to fix the Oracle error ORA-30677: session is already connected to a debugger?

In this post, you’ll learn more about the Oracle ErrorORA-30677: session is already connected to a debugger with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30677: session is already connected to a debugger

Reason for the Error ORA-30677: session is already connected to a debugger

An attempt to connect a session to a debugger could not proceed because the session is already connected to some debugger.

How to fix the Error ORA-30677: session is already connected to a debugger ?

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

Either use the option to force a connection or first disconnect the session from its existing debugger.