SQL$HELP72.HLB  —  Errors  SQL_ERRORS, ACENOTFND
  No matching access control entry found

  Explanation:  In a protection command that refers to an existing
  access control entry, you specified identifiers that did not
  match any existing entry.

  User Action:  Use SHOW PROTECTION to see what the access control
  list currently looks like, and correct your command.
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