The file that you are referring to was created in older versions of LabVIEW. If the version of LabVIEW that you are using is 7 or later, then the error log file will be present at
"C:\Documents and Settings\[your username]\My Documents\LabVIEW Data\lvfailurelog"
You can search for the error information in this file on our website, but if you can't find any information please let me know and I will investigate the error.
- Philip Courtois, Thinkbot Solutions