COmputer Tags: Windows 7 Computers Windows Vista Last response: December 11, 2012 1:00 AM in Windows 7 Share jhorgz December 11, 2012 12:26:03 AM I have a laptop with pre installed Vista on it. i upgrade it to windows 7 ultimate. after installation i am trying use the product key of my windows 7 ultimate but it always failed. it says "error code 0xC004E003.... how to fix it? thank you.... More about : computer austing December 11, 2012 1:00:38 AM If you weren't able to Validate, proceed as follows: 1. Download this diagnostic tool, saving it to your desktop: http://go.microsoft.com/fwlink/?linkid=56062 => WinXP: Double-click on the executable to run the tool. => Vista & Win7: Right-click on the executable and select Run as Administrator to run the tool. 2. After running the tool, click on the Windows tab and then click on Copy (to clipboard). NB: You may want to open a new Notepad file, paste the contents of your clipboard into it & save for future reference. 3. Begin a new thread in the following Microsoft Genuine Advantage forum and paste the results from the WGA Diagnostic Data tool and/or OGA Diagnostic Data tool in a detailed post: http://social.microsoft.com/Forums/en-US/genuinewindows... 4. A troubleshooting specialist will analyze the data and recommend an appropriate solution. m 0 l Can't find your answer ? Ask ! Publish Related resources SolvedMy Computer Build Thoughts? Forum SolvedComputer randomly restarting / Maybe related to my graphics card Forum SolvedNew Computer Build for $550! Need help! Forum SolvedSapphire 7970 Vapor x works on one computer but not my own Forum Solved750$ Gaming computer, Did i get it right? Forum SolvedWould this computer build work correctly? Forum SolvedHow can I manage other computer on the same lan Forum Solvednew computer build for 600$ Forum SolvedNeed help on computer Forum SolvedWill fans directly connected to PSU continue spinning after computer shutdown? Forum SolvedAlienware Alpha computer/console thing Forum Solvedbest computer build for under $500 for basic use Forum SolvedCannot access internet with new built computer Forum SolvedNew Computer Build - Need help/suggestions Forum SolvedLooking for some Custom Computer Stores online that will be Pre-built already Forum Solved$400 computer Build Help Forum SolvedMy computer has become worse. thinking it was just the graphics card i got a better one and the problem is still there Forum SolvedComputer still slow after factory reset Forum SolvedHp Pre-Built Computer - What should i upgrade? Forum SolvedBest graphics card for my computer? Forum More resources Read discussions in other Windows 7 categories Configuration Customization Drivers Security Laptops !