FABP3576E ERROR IN DETERMINING END OF BLOCK IN BUFFER OR BAD FSE

Explanation
 An internal error occurred in HD Pointer Checker.

System action
 HD Pointer Checker issues
a USER 3576 abend.

User response
 Correct the error and rerun the HD Pointer Checker job. If
the problem remains, save the entire run listing (including the dump,
JCL, and all reports from IMS HP
Pointer Checker), and contact IBM® Software Support.

Problem determination
 Check for any runtime errors. Make sure
that the DBD and PSB are valid.