ORA-00600: internal error code, arguments: [kgantc_1]

While current transaction waiting for a lock in a session, the following error will occur in the database when the corresponding session terminated unexpectedly with either kill -9 or Ctrl+C.

“ORA-00600: internal error code, arguments: [kgantc_1], [0], [1], [], [], [], [], [], [], [], [], []”

When the error occurs, the corresponding transaction will terminate with the following errors.

A session should not be terminated with Ctrl + C or kill-9. This is not recommended. The session must be terminated with the command “alter system kill session“. If the session you want to terminate is terminated normally, it will not cause the above error.