i don't know if this is the exact location for writing the question but the question is :
i have enter visual studio 2015, i have created a new project for WebApplication , i added one button only to the main page, & i have successfully created the file project (.aspx ...etc) & when i uploaded the file to the server (the server is freeasphosting.net) , the web site does not work , i mean the main page with the added button does not appear? why?