For some reason I have no skybox showing in radiant but in game i see it. In radiant it is just gray does anyone know why?

Edit: I had Skybox unchecked under filter im stupid!

This is my first BO3 custom map please check it out and let me know what you think over on the steam forums!!!
http://steamcommunity.com/sharedfiles/filedetails/?id=919148823

Can anyone make a tutorial on how to make a custom boss? I don't want to use brutus because every map  has brutus. Trying to make my map stand out. Thanks in advance!

will uninstalling the mod tools delete my custom maps?

I cant get sounds for dlc guns and harrybo21 guns. I know all the sounds are there they just arent working. I also havent noticed any errors for sound when compiling.
Please if you have any ideas share them.
Thanks

I downloaded and followed all instructions for harrybo21 bo3 gun pack and none of the sounds work but all the guns are in the box! HELP!

I made a ramp to walk up and down on and around the top of the ramp they stop chasing me.
http://imgur.com/a/0Sa84

I recently imported alot of models from the bo1 map five. I used a few in my custom map and they look fine in radiant but in game the models just have checkerboard textures. anyone know why? Thanks for the help!

   when i run my map it says
bad syntax
maps/_zombiemode_weapons.gsc line 915
if( isDefined( endon_notify ) )

Any HELP would be appreciated!!!!!