OPEFAI

 NUMBER:  30

 ERROR CODE:  F

 MESSAGE TEXT:  open failure

 EXPLANATION:  An error was detected by RMS while attempting to open
 a file in an OPEN, INQUIRE, or other I/O statement.  This message
 is issued when the error condition is not one of the more common
 conditions for which specific error messages are provided.  It can
 occur when an OPEN operation is attempted for one of the following:

  o  A segmented file that was not on a disk or a raw magnetic tape

  o  A standard process I/O file that has been closed