Following is part of log of dependency walker profile :
00:00:00.625: DllMain(0x10000000, DLL_PROCESS_ATTACH, 0x00000000) in "f:\clearcase\compomap_source\compomap_cvob\source\vs2010\debug\COMALGOVISIBILITY.DLL" returned 1 (0x1) by thread 1.
00:00:00.625: LoadLibraryExW("ComAlgoVisibility.dll", 0x00000000, LOAD_WITH_ALTERED_SEARCH_PATH) returned 0x10000000 by thread 1.
00:00:00.656: GetProcAddress(0x10000000 [f:\clearcase\compomap_source\compomap_cvob\source\vs2010\debug\COMALGOVISIBILITY.DLL], "DllRegisterServer") called from "c:\windows\system32\REGSVR32.EXE" at address 0x01001EA0 and returned 0x1001B54A by thread 1.
00:00:00.672: First chance exception 0xC0000005 (Access Violation) occurred in "c:\windows\system32\NTDLL.DLL" at address 0x7C91B21A by thread 1.
The reason for access violation is unknown.