FABK0116W TOSI API FUNC=TERM ERROR RC=`return_code` RSN=`reason_code`

Explanation
 An attempt to end the IMS Tools
Online System Interface client API environment has failed. 

System action
 Program FABKSPMN continues processing. The return
code is set to 4. 

User response
 See the IMS Tools
Online System Interface messages (FOIxxxxx).