Sharepoint 2013 出现The tool was unable to install Application Server Role, Web Server (IIS) Role

1. Running under Windows Server 2012 R2 environment Sharepoint 2013 front-run the software found will appear The tool was unable to install Application Server Role, Web Server (IIS) Role. This is because the R2 version of the operating system in the C: \ Windows \ ServerManagerCmd.exe in the System32 does not exist, but it has a ServerManager.exe such a file.
2. Solution: ServerManager.exe copy and rename ServerManagerCmd.exe, this time running the software will run pre-discovery function properly.

Reproduced in: https: //www.cnblogs.com/lynn-lin/p/5654276.html