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Possible D3DCompiler_42.dll error messages

  • Dll Registration: Failed for file C:\WINDOWS\System32\D3DCompiler_42.dll
  • "Windows could not start because the following file is missing or corrupt: Windows\system32\D3DCompiler_42.dll. Please re-install a copy of the above file."
  • "This application failed to start because D3DCompiler_42.dll was not found. Re-installing the application may fix this problem."
  • "Cannot find D3DCompiler_42.dll"
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Recommended D3DCompiler_42.dll error Troubleshooting:

Normally you can download D3DCompiler_42.dll file to replace the old or missing one to fix D3DCompiler_42.dll error, but it is not always the case, most of the time the related registry entries would have been modified or gone corrupt once dll errors occurred, simply the replacement doesn’t change this fact. Due to the risk and inconvenience of manually registry editing, it is recommended to apply special designed professional error repair software to fix D3DCompiler_42.dll error completely. Just follow the below instruction:

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D3DCompiler_42.dll error can be caused by any of the below possibilities.

  • You installed certain program that caused the D3DCompiler_42.dll file was overwrote with an older version or a version which is incompatible with the current setting.
  • A bad or incomplete installation of certain program which cause the D3DCompiler_42.dll file missing or incomplete.
  • The D3DCompiler_42.dll file or its related registry entries was deleted maliciously or mistakenly by virus/spyware or other users.

More possible cause:

  • Damaged swap file
  • File allocation damage
  • Damaged password list
  • Damaged or incorrect version of the D3DCompiler_42.dll file
  • Damaged registry
  • Hardware, CPU overheat, over clocking, broken power supply, RF noise, ground bounce, or bad hard disk controller
  • D3DCompiler_42.dll files that are saved to the desktop
  • A control panel (.cpl) file is damaged
  • Incorrect or damaged hardware driver
  • Incorrectly installed printer drivers or HP Jetadmin drivers
  • Damaged Java Machine
  • Damaged .log files
  • Viruses infection
  • Damaged or incorrect Msinfo32.exe file
  • Low disk space
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