DFS2546I INVALID KEY LENGTH IN MSDB `dbdname`

Explanation
 The key length of this segment must be equal to
the length of the LTERM name (eight characters) if the MSDB type is
terminal-related or nonterminal-related with the terminal key.

System action
 The segment is ignored and this MSDB is stopped.

Programmer response
 Correct the input, and reload all MSDBs.