Parser Error after installing Smartermail 4.X or 5.X

If you are installing Smartermail and receive the following error, please review the below steps to resolve the issue.

Parser Error Message: Unrecognized attribute 'type'

1. Go into IIS right click on the Smartermail site and go to Properties.
2. Click on the ASP.NET Tab.
3. Change the ASP.NET version from 1.X to 2.X.
4. Click Apply and OK.

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