You can create a client log file which can help in troubleshooting NMAS authentication problems. The NMAS client log file is re-created every time you log in.
Open the Novell Client Windows property page.
Click the Location Profiles tab.
Select the desired location profile from the Location Profiles window > click Properties.
Click the Services tab > select the Service and Server Instance > click Properties.
From the NMAS tab, click Log NMAS Client Activity > click the Log File button to set the location of the log file.
The default location for the log file is at the root of your primary hard disk (C:\).