For users still having this problem, please try the following:
1. Uninstall your .Net frameworks (newest first (4.5.1), oldest last (2.X)) and your Visual C++ Runtimes.
2. Reinstall them using the Buddy Dependency Wizard.
You might want to try rebooting your PC between #1 and #2 as well.
We now have two (#1, #2) confirmed reports this solved the issue, as well as many others who reinstalled or used a different PC.
1. Uninstall your .Net frameworks (newest first (4.5.1), oldest last (2.X)) and your Visual C++ Runtimes.
2. Reinstall them using the Buddy Dependency Wizard.
You might want to try rebooting your PC between #1 and #2 as well.
We now have two (#1, #2) confirmed reports this solved the issue, as well as many others who reinstalled or used a different PC.