Install Hotfix for ASP.NET for IIS 7.0


Topic Last Modified: 2012-10-18

If you use Internet Information Services (IIS) 7.0, you need to install a hotfix that allows you to configure the CLRConfigFile parameter in the applicationHost.config file. You need to install this hotfix on every Front End Server where you plan to install the Mobility Service.

The hotfix is available from Microsoft Knowledge Base article 2290617, "FIX: A hotfix is available to enable the configuration of some ASP.NET properties for each application pool in IIS 7.0," at

If you use IIS 7.5, you can skip this step.

For the next step, go to Install Mobility Service and Autodiscover Service.