It can be that SIS video driver issue?
Discussions at http://groups.google.com/groups?&q=RUNCHECK.EXE
I'm having a problem with a file named runcheck.exe; everytime I start Windows it calls for an error loading some "runcheck module". I already tried to lok for it in the registry and tried to kill it with msconfig and the task manager, but norhing seems to work. Any ideas?