Temporary fix is easy - just disable Firewall Web filtering option until GFI will fix the problem and use Firefox with noscript to visit untrusted web sites.
Log Name: Application
Source: Application Error
Date: 2/22/2012
Event ID: 1000
Task Category: (100)
Level: Error
Keywords: Classic
User: N/A
Computer: ********
Description:
Faulting application name: SBAMSvc.exe, version: 5.0.5074.0, time stamp: 0x4eaf7329
Faulting module name: SbWebFilter.dll, version: 5.1.64.0, time stamp: 0x4eaf4f9e
Exception code: 0xc0000005
Fault offset: 0x00019e3e
Faulting process id: 0x884
Faulting application start time: 0x01ccf1e3eebe256f
Faulting application path: C:\Program Files (x86)\GFI Software\VIPRE\SBAMSvc.exe
Faulting module path: C:\Program Files (x86)\GFI Software\VIPRE\SbWebFilter.dll
Report Id: 5336ce56-5dd7-11e1-9b96-005056c00008
Enjoy