Minecraftbuild keeps on crashing

My minecraftbuild keeps crashing,when i went to minecraftbuild,then went to my friends plot,i tried to open a chest,it kicked me off the server (not mod),when i logged back in on the server,i went to my friends plot AGAIN,so then i looked at my friend build,i tried to look at a item frame that holds a armor,when i went closer to it,i did not see the armor in the item frame,it logged me off AGAIN,i went on the server again,i went to my friends plot,tried to place a block,then it logged me out,count how many,Its 3,i got annoyed so i stayed at lobby,then i messaged my friend in minecraftbuild,i told her ''i cant go in mcbuild because i keep crashing'' then i stopped moving and checked the forum. done.