Top 5 Configuration issues with PHP (WAMP Server)                                       Note : Please make sure to backup the configuration file before making any change to any  file as any wrong change will stop the server from running.   Also it is necessary to restart the wamp server after editing any config file, for changes to take effect. a) IIS and WAMP on Same server(system) This is the most common issue that many web developers needs to face. Not only with IIS , any service that uses Apache can be problematic if WAMP is running on that system. What actually concept is : Apache Server, by default runs on port 80 But if two services runs Apache(Say WAMP Server and IIS) then only 1 service(IIS) will be able to run Apache as only one service can run on single port. The re...