I have an auqward problem that's been nagging me on and off for half a years time. It turns out, when I'm finally taking a real shot at it that my query throws a NullReferenceException the second time ...
I'm using a custom SharePoint WCF to query against Document Libraries. At first i've tried to use SPQuery. Unfortunately the performance is not that what i am expecting. Takes about 1-2 seconds for ...