CASCD0016W Invalid auto-start region name 'auto-start-region-name'

The region name specified on the command line to dfhtxs to auto-start was found to be invalid. If the region can not be located under $TXDIR or appropriate REGIONBASE directory then it is removed from the auto-start region list.
System Action:
The region will be removed from the auto-start list and the console will continue its initialization.
Resolution:
Check the spelling of the region name and appropriate REGIONBASE settings, including character case if on UNIX. If the name is incorrect then the region can be started immediately via dfhrem.
Module:
dfhtxs
Destination:
standard error