Plugin Installer Failing in Windows 8.1

Error message: Sdl.Community.SdlPluginInstaller has stopped working.

The error traceback looks like this:

Problem signature:
  Problem Event Name:    CLR20r3
  Problem Signature 01:    Sdl.Community.SdlPluginInstaller
  Problem Signature 02:    15.2.0.1041
  Problem Signature 03:    5d3fe454
  Problem Signature 04:    mscorlib
  Problem Signature 05:    4.8.4180.0
  Problem Signature 06:    5e7d20d3
  Problem Signature 07:    1693
  Problem Signature 08:    12f
  Problem Signature 09:    System.UnauthorizedAccess
  OS Version:    6.3.9600.2.0.0.256.48
  Locale ID:    1033
  Additional Information 1:    95bf
  Additional Information 2:    95bf22c6bf3155b2cc9d544fa4a8712d
  Additional Information 3:    af9f
  Additional Information 4:    af9f552408a6ccbbccbfffe64c4c6453