THEN (this is important) run windows updates and update .NET 2.0 and .NET 3.O (and probably any other Windows updates) Then your QuickBooks should open." Another post: "My experience with quickbooks At this point I am not worried about the error." - QuickBooks Enterprise Solutions 8.0, An attempt to LogOff without a logon.. - Intuit QuickBooks Support KB ID: 1009615 only applies Custom search for *****: Google - Bing - Microsoft - Yahoo Feedback: Send comments or solutions - Notify me when updated Printer friendly Subscribe Subscribe to EventID.Net now!Already a subscriber? See “Intuit QuickBooks Support KB ID: 1009275” for details. this content
Reported messages: - QuickBooks Returning NULL QBWinInstance Handle This message seems to be the most common. The following information is part of the event:
From Intuit support forum: "I just had this problem & spent hours with tech support jumpping through hoops. Login here!