invalid markpoint commit/rollback for TSN <num>:<num>,
  MARK_SEQNO <num>

  Explanation:  A fatal, unexpected error was detected by the
  database management system during the commit or rollback of a
  markpoint.  This message indicates the "transaction sequence
  number" of the transaction and the "markpoint sequence number"
  of the markpoint that has to be committed or rolled back.

  User Action:  Contact your Oracle support representative for
  assistance.