Error during OPEN on file

  Explanation: The system produced an error when executing an OPEN
  statement.  No more detailed information is available.

  User Action: Use the special symbol RMS-CURRENT-STS to see which
  RMS error caused the OPEN statement to fail.

  If the RMS condition is common, please submit a problem report
  suggesting that a better message be provided.  Be sure to include
  the value of RMS-CURRENT-STS in your report.