The game crash when you open 2 maps in 1 time (fast)

when i open a fresh map like on the first photo and when i do it liike the sec photo and when i open the 2 maps fast like realy fast it crash me w10 crash so i dont know how this happent sadly not make a video about it it happent so fast and when i join back a world it dupe items in chest so is just being a weird bug i hope it can being fix