FPEM501 Db2 release is `<V1>`, Db2 loadlib (dsnload) release is `<V2>`

Explanation
 The release level of the Db2 subsystem is not compatible with the Db2 load library currently allocated
to your TSO/E session.  
<V1> is the Db2 release.

<V2> is the DSNLOAD release.

User response
 Be sure that the Db2 load
library allocated to your TSO/E session is the same release level
as the Db2 subsystem that you
are connected to. The Db2 load
library must not be allocated using LIBDEF.