COBOL Manual for TNS/E Programs (H06.08+, J06.03+)

167
OPEN requested for an open file
Cause
The file referenced in an OPEN statement is already open.
Effect
The OPEN statement is unsuccessful with I-O status code “41.”
Recovery
Correct the program.
168
LINAGE file not on printer or process
Cause
The file referenced in an OPEN statement for a file with LINAGE specified is not assigned to a
printer or a process (a spooler, for example).
Effect
The OPEN statement is unsuccessful with I-O status code “39.”
Recovery
Either assign the correct device or remove the LINAGE clause from the file description (FD).
169
LOCK or UNLOCK operation failed with error nnn
Cause
The attempt to lock or unlock a file or record with a LOCK or UNLOCK statement failed with
Guardian error nnn.
Effect
The statement is unsuccessful with I-O status code “30.”
Recovery
Type ERROR nnn to see the meaning of the Guardian error; it might indicate corrective action.
170
MULTIPLE FILE TAPE file not on tape
Cause
The device assigned to a file name associated with a MULTIPLE FILE TAPE clause in the I-O
CONTROL paragraph is not a magnetic tape device.
Effect
The OPEN statement is unsuccessful with I-O status code “39.”
Recovery
Either remove the MULTIPLE FILE TAPE clause or assign a magnetic tape to the file.
171
OPEN positioning for MULTIPLE FILE TAPE failed with error nnn
Cause
The attempt to position to a file on a multiple file tape during the processing of an OPEN statement
failed with Guardian error nnn.
Message List 1207