Recover from accidental time change at interface node that uses PI Buffer Subsystem

If the time stamp on an interface node were changed to a future time stamp and that node uses PI Buffer Subsystem, you must complete additional steps.

1. Stop PI Buffer Subsystem.

2. Stop the interface nodes.

3. Delete the pibufmem.dat file.

4. Restart PI Buffer Subsystem.

5. Restart the interface nodes.