Can not load gamemode

My server can not load any gamemode . I’ ve made the new gmod update on my server and it can not load any gamemode anymore …

can anyone help me plz ? ^^

Make sure the server is installed correctly and make sure you validate the files: https://dl.dropboxusercontent.com/u/26074909/tutoring/server_srcds_steamcmd/setting_up_a_server_with_steamcmd.lua.html

Make sure your game-mode txt file is the same name as the folder.