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Visual Studio Product Key Invalid Tech Support
Vernon Apr. 15th, 2015
How to Fix Visual Studio Product Key Invalid Error?
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Error Codes Visual Studio Product Key Invalid
Recommended Download Visual Studio Product Key Invalid Error Fixer
File version 5.2
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Visual Studio Product Key Invalid Error? What Should I Do?

Visual Studio Product Key Invalid, this error popped up when I was tring to open a movie. And always this error: App_global.asax.3jzys6s-.dll is missing comes together with that error code. Any connections? my computer is becoming slower and slower. what happened?

- Bruno Boelter

Visual Studio Product Key Invalid Error Again? What is Wrong with My Computer?

"Visual Studio Product Key Invalid" appears and crashes the active program window.

"The MACHINE_CHECK_EXCEPTION bug check has a value of Visual Studio Product Key Invalid. This bug check indicates that a fatal machine check exception has occurred." came up.

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What You Can Do with Error Visual Studio Product Key Invalid

This particular error can easily be resolved with a few simple steps. However, if you are not confident in your ability to use the methods below or they do not fully remove the issue on your computer, you may want to seek the assistance of a qualified repair technician who is well versed in fixing Visual Studio Product Key Invalid.

  1. Back-up the Registry of your operating system.
  2. Find the Registry Key: [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\OSUpgrade]
  3. Note: this Registry Key should already exist, if it does not exist, create it.
  4. Create a brand new DWORD Value that is named AllowOsUpdate
  5. Set the Value to 0x00000001.
  6. Close and reopen your Control Panel.
  7. Restart the Microsoft Windows.

Check Event Viewer

Check the System and Application logs in Event Viewer for errors or warnings that might provide more clues on the cause of error Visual Studio Product Key Invalid.

How to Fix Visual Studio Product Key Invalid Error with SmartPCFixer?

1. You can Download SmartPCFixer here. Install it on your computer. When you open SmartPCFixer, it will perform a scan.

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2. After the scan is done, you can see the errors and problems which need to be fixed.

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3. The Repair part is finished, the speed of your computer will be much higher than before and the errors have been removed. You can also use other functions in this software. Like dll downloading, windows updating and print spooler error repair.

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Tagged: Visual Studio Product Key Invalid, How to fix error Visual Studio Product Key Invalid

Comments (29)

What People Say: (About Visual Studio Product Key Invalid)

I got a Visual Studio Product Key Invalid error for nearly one month and tried many methods to fix it with no luck! Before reading your guide, I didn't know there are so many possible causes to this kind of error. You guys are really helpful! Thank you!

by Joe Davidson Apr.12th

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