Virtual TapeServer 6.04.04 for NonStop Servers Operations and Administration Guide
Troubleshooting | 115
Export log
This log provides information about all export operations. If a problem occurs, a return code is 
listed in the log file, such as in this example:
000000016: Fri Jun 11 10:45:02 2010: NSPOOL:V16009 Rewind failed! /dev/nst2, rc=1
Here is an explanation of the return codes that may be displayed in this log:
53  Virtual tapes
61  Access Control defaults
62  Access Control users
63  Access Control groups
64  Access Control rights
65  Secure password management
71  Erase by list
72  Delete by list
81  Crumb
91  System status
Return 
Code
Possible Cause(s) Corrective Action(s)
-1 • File is empty on export
• Rewind failed
• Parameters incorrect or missing 
(internal error)
• Retry with a non-empty file
• Load tape in drive
• Make sure tape drive is on and 
properly configured
• Check cabling
1 Could not allocate buffer (malloc) N/A
2 Could not lock memory (mlock) N/A
3 • Could not open data source file
• Invalid data source file specified 
or file not found
Specify a valid source file
4 Could not open physical tape drive; 
usually due to a configuration error
• Make sure tape drive is on and 
properly configured
• Check cabling
5 Could not load and rewind tape 
before copy
• Load tape in drive
• Make sure tape drive is on and 
properly configured
• Check cabling
ID Subsystem










