Hijack This scan Error message

Hi,
An unexpected error has occurred on my HijackThis anti-Virus program. I have submitted the error message below. Can anyone tell me how to solve this error?

HijackThis
An unexpected error has occurred at procedure:
modMain_CheckOther1Item()
Error#75- Path/File access error
Please email me at [email protected], reporting the following:
– What you were trying to fix when the error occurred, if applicable
– – How you can reproduce the error
– – A complete HijackThis scan log, if possible
Windows version: Windows NT 6.00.1904
MSIE version: 7.0.6000.16386
HijackThis version: 1.99.1
