Unable to install Parallels Tools due to “Could not access VBScript runtime for custom action error” message

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Symptoms

When installing Parallels Tools in Windows virtual machine, the following message is displayed:

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Cause

Parallels Tools are not installed properly.

Resolution

  1. Download Microsoft FixIT utility.
  2. Launch downloaded file (MicrosoftFixit50842.msi) and install it. Note: you should have administrative privileges to perform this action.
  3. Once it is installed try to install Parallels Tools again.

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