OB4223 CURRENT OPERATING SYSTEM LEVEL NOT SUPPORTED
Explanation
OMEGAMON has determined that the current operating system level is not supported. Only MVS/SP™™ 1, 2, and 3 are supported; earlier versions are not supported. (SP™™ 1 support is further limited to SP 1.3 and higher.)
System action
OMEGAMON stops.
User response
Run OMEGAMON only on those systems with supported operating system levels.