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Microsoft releases version 2.1 of the WMI Diagnosis Utility

WMIDiag.vbs is a VBScript script designed to help you ascertain the current state of the WMI service on a computer. The download package includes the utility itself, a ReadMe file that discusses how the tool works (and how to best use it), and sample spreadsheets that provide information about the default WMI configuration on various versions of the Microsoft Windows operating system.

Download link:

Once downloaded, the executable asks for a place to extract 3 files:


Best case, just create a new folder for the files so they are easy to find:

Create folder

The 3 files are a Word doc, the VB Script, and an Excel spreadsheet:

3 Files

You run the VB Script at the command-line using the following structure:

Command line

WMIDiag.vbs starts sifting through your WMI repository looking for issues:

Running diag

Every time you run WMIDiag it generates three files in the %TEMP% directory.  The .LOG file, a .TXT file, and a .CSV file.

For me…it took about 10 minutes to run AND it found this:


Time to investigate.  Digging into the log file, I see this:

Unexpected reg key?

Time to investigate more…

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A community professional, keynoter, and evangelist who has driven social media and marketing strategies, editorial successes, delivered customer successes and built some of the largest and longest-running online communities. Rod has created, managed and grown small, medium, and mega-sized conferences; run entire editorial teams to deliver record traffic and market leadership; as product manager, directed the success of hundreds of product releases; supported sales and marketing to ensure customer success; developed, run and sold businesses; written thousands of technical articles, white papers, case studies, and technical documentation; hosted and delivered hundreds of attendance shattering webinars and virtual tradeshows; and delivered keynote speeches and sessions at a wide variety of events including conferences, webinars, events, and user groups.


  1. It’s about dang time this shoulda been released 2 or 3 years ago.

  2. nice tool, going to test it soon.

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