Cause of problem: IIS was installed and port 80 was occupied
Solution: Change the port of WAMPServer or uninstall IIS

Uninstall the IIS very difficult, however, so, find the

http://www.downxia.com/downinfo/48858.html

After unloading, this is the same problem, port 80 is still occupied,
Click the built-in test function:

The prompt is occupied by Microsoft-HTTPAPi /2.0, but the service is not found in the service.
Check Baidu, close SQL Server Reporting Services service, solve the problem.