COBEC9019F Invalid Unsupported Option Action code = <o>

The ninth flag in the TX preprocessor options specifies the default action to be taken for an unsupported option on a CICS API command.

It must be one of the following characters (not case-sensitive):

 
   A - Generate the CICS API command to cause an 
       Unsupported Function abend when the command is 
       executed. 
   N - Generate the CICS API command as a "No-Op" API 
       command. 
   I - Ignore the unsupported option (treat as comments) 
       and generated the CICS API normally. 
   0 - not specified
System Action:
Terminate the preprocess/check.
Resolution:
Correct the TX preprocessor options to specify one of the valid Unsupported Option Action options in the ninth position.
Module:
cicsprep(dfhxinit)
Destination:
STDOUT