081
Explanation
Initial program load (IPL) tried to load a module from the SYS1.NUCLEUS data set. The SYS1.NUCLEUS data set or an IEANUC0x or IEAVEDAT member occupies more than one extent.
System action
The system enters a non-restartable wait state.
Operator response
Notify the system programmer.
System programmer response
Make sure that the SYS1.NUCLEUS data set is allocated to single extent. Then ask the operator to reIPL the system.
Source
Initial program load (IPL)