The player is able to run command "/gamemode 2", but not command "/stop". While Minecraft offers a wonderful single-player experience, playing on a server allows you to interact and play with other people. If you didn't know, there is a way to change the level of OP a player has. 1: Ops can bypass spawn protection 2: ops can use /clear, difficulty, /effect, /gamemode, /gamerule, /give and /tp - and can edit command blocks. Since the 1.7 patch, in Minecraft servers there are 4 different levels of Operators, from level 1 to level 4. Customize OP Permission Levels. You may want to give other players access to every command as well. It can be optimized with the command "//sel