How to setup your server.
First change the name of the map to "world" and place it in the server files.
Now go to "server properties" and turn on command blocks.
Then go to difficulty and change it to 0.
You should be good to go!
/gamerule commandBlockOutput false
Render distennce 6+.
Be in creative or have a flight mod.
Have the texture pack in use when playing.