why wont my kit save?

[puppies2006]

so i played cubecraft pvp this day but for some reason my kit wont save i have no idea why but thats why im asking it.
also for some reason when i try to play vs somebody with my custom kit instead of shulkers i get spawn eggs which dont work pls fix this bug

 

[GeldHaftige]

in the lobby for making your own kit, you have to change it. Look And you see if this is not the problem And you have saved it .Start a conversation with @Younisco

 

[1212hawks_]

Also, could you please provide video evidence of the glitch, that'd be helpful, thanks :).

 

[RayzMC]

Yes, evidence please?