INTERNAL: The installation of MSVC_2005_SP1_x86 has failed. Setup will now exit.
Anonym
PROBLEM:
You try to install IDL 8.3 and ENVI 5.1 on a Windows machine and you receive the error message:
“The installation of MSVC_2005_SP1_x86 has failed. Setup will now exit.”
This Help Article will guide you through a few steps and explain what you need to do in case you receive an error message on a Windows machine like this:

SOLUTION:
1) Open a Command prompt.
- Click Start, click All Programs, and then click Accessories.
- Right-click Command prompt, and then click Run as administrator.
2 ) Copy the line below and paste it into the Command prompt and hit enter.
fsutil resource setautoreset true c:\
3) You will receive an message: The operation completed successfully.
4) Restart your computer
5) Install the ENVI 5.1/IDL 8.3
**Note**
If this approach was not successful have a look at this help article:
http://harrisgeospatial.com/Support/SelfHelpTools/HelpArticles/HelpArticles-Detail/TabId/2718/ArtMID/10220/ArticleID/21102/Review-for-External-Publication-The-installation-of-MSVC-2005-SP1-x86-has-failed-Setup-will-now-exit.aspx