there has been a fatal error; please contact your Oracle support
  representative; no dump was produced

  Explanation:  A fatal error has occurred.

  User Action:  Contact your  Oracle  support  representative  for
  assistance.   You  will  need  to  provide information about the
  circumstances  under  which  the  bug   occurred.    Note   that
  RDO$_BUGCHECKs do not produce dumps as RDB$_BUGCHECKs do.