Outlook for Microsoft dynamics crm add-in will not install, Crm outlook client

One of the reasons can be some other Microsoft or Non-Microsoft add-ins is interfering with the install process.

To disable outlook add-in.

In outlook 2010, Outlook Options -> Add-Ins -> Click on "go" next to Manage COM Add-ins

In outlook 2007, Trust Center -> Click on "go" next to Manage COM Add-ins