I just finished working through an issue with one of my customers. My customer had written a WCF service to kick off some custom actions on remote SharePoint servers, but they kept getting the old, “Object reference not set to an instance of an object” error. Personally, I love this one, because it’s...

I ran into this error yesterday, while trying to create a test web part for a client. I tried various fixes, including (but not limited to): Placing my DLL into the GAC; Checking what else my assembly might be referencing ; Changing the security rights on the “Temporary ASP.NET Files” folder ; Viewing...