我知道这个问题很旧，但是我设法在Windows Server 2012上解决了这个问题，而无需重新安装任何东西，以防万一我将解决方案留给将来的参考:

I know that this question is old but I've managed to solve this issue on Windows Server 2012 without reinstalling anything, so just in case I leave my solution for future reference:

我只是转到添加角色和功能"，然后在功能"部分中选中了".Net Framework 4.5功能-> WCF服务"上的"HTTP激活".

I just went to 'Add roles and features' and in the Features part I checked 'HTTP activation' on '.Net Framework 4.5 Features->WCF Services'.