0B4
Explanation
A unit information module (UIM) specified an undefined device number.
System action
The system issues message IEA525W to identify the UIM in error. The system enters non-restartable wait state X'0B4'.
System programmer response
See message IEA525W for the name of the failing UIM. Check if the failing UIM is an
installation-provided or IBM®-provided UIM. If it is an IBM-provided UIM, search problem reporting databases for a fix for
the problem. Provide the following search argument:
- WS/D0B4: Wait state code
- MS/IEA525W: Message identifier
- VAlu/Cuim_name: Message variable text
Source
Input/output supervisor (IOS)