publishing asp.net website give “Object reference not set to an instance of an object.” error

Question

I am getting fed up with this error. I have search all over the web and tried every possible suggestion to this error I could find.

1. delete app_code, build, add fil

Answer 1

I know this is an old post, but just in case someone will find this usefull:

The cause of this problem for me was the McAfee anti-virus

ASPNETCOMPILER(0,0): Error ASPRUNTIME: Object reference not set to an instance of an object