ORA-00600: internal error code, arguments: [kgscLogOff-notempty]

ORA-600 [kgscLogOff-notempty] On Session Logoff [ID 413120.1]

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.1 to 10.2.0.3
Oracle Server - Standard Edition - Version: 10.2.0.1 to 10.2.0.3
This problem can occur on any platform.

Symptoms

The following error may occur on session logoff

ORA-600 [kgscLogOff-notempty], [1]
or ORA-600 [kgscLogOff-notempty], [2]

with a Call Stack like:

... kgscLogOff  kkslof opifcs ksuxds ksudel ...

Cause

The Error is caused by unpublished Bug 4887675
Abstract: OERI[kgsclogoff-notempty] can occur during logoff

Solution

There is No Data Corruption (or) Data Loss due to this Error.
This error occurs during the logoff operation, hence the impact should be negligible.
This is fixed in 10.2.0.4 and above releases.
One-off patches may be available depending on your current release and operating system.
To obtain a patch from MetaLink:
1) Click on Patches.
2) Click on Simple Search
3) Enter patch number: 4887675
4) Select your O/S
5) Click Go.

As workaround, avoid  Killing/Terminating the Session Abnormally.