Article ID: 2531566 - View products that this article applies to.
A fatal error message similar to the following occurs when you attempt to install ASP.NET MVC 3 or ASP.NET Web Pages:
Installation failed with error code (0x80070643)
To determine the exact failure that occurred, click the log file link on the last screen of the installation process for ASP.NET Web Pages or ASP.NET MVC 3. Locate the error code that made the installation fail. This error in turn points to the MSI log, which is located in the same folder. The MSI log will report an error similar to the following:
Error 1721. There is a problem with this Windows Installer package. A program required for this install to complete could not be run. Contact your support personnel or package vendor. Action: WebConfigCA_Remove, location: C:\Program Files (x86)\Microsoft ASP.NET\ASP.NET Web Pages\v1.0\WebConfig\WebConfigCA.exe, command: -u
This error condition can be caused by the following circumstances:
The solution depends on which of the possible error conditions occurred. If you have a pre-release version of ASP.NET Web Pages or ASP.NET MVC installed, try the following:
(http://go.microsoft.com/fwlink/?LinkId=151500)for other considerations.
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