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Generator Messages › z/OS Enhanced Map Block Mode Generator Messages › CGB0108S – Attempt to close, read, or write unopened file.

CGB0108S – Attempt to close, read, or write unopened file.

Reason:

The file object was requested to perform some I/O operation on an closed file.

The generator terminated without changing or creating source files.

Action:

Contact Technical Support. For information you may need to provide when contacting Technical Support, see Appendix B: Problem Analysis Guidelines in this guide.