M204.0439 Page being illegally modified
Before physically writing a Model 204 file page out to disk, Model 204 performs several internal consistency checks. In this case, the page was marked to be updated, but the modification was not completed or was performed illegally. This message indicates a Model 204 system error.
Response: Note the updating commands, statements, or host language calls which preceded the error message. Notify your system manager.
System manager response: Obtain an exact description of the user's actions at the time of the error. Contact Technical Support. Have the following documentation available:
- Audit trail
|Sets online return code
|Sets batch (single user) return code
|Error class; the message can be suppressed with the X'04' bit setting of the MSGCTL parameter
|Writes the message with line type AD to the audit trail
|Does not increment the error count (ERCNT) parameter
|Does not display the message on the user's terminal
|Generates a CCASNAP for the run
|Generates a SYSUDUMP for the entire Model 204 region