How to get a perfect white cloud in animal jam

ok so today i got a new flag and a thunder cloud for my flag any ways i placed my cloud inside my barn den and look wht happend  when i placed it in the barn den and only in this spot it turned white and didnt make thunder now this is wht it suposed to look like its black and when i place it in a spot in the princess castle it does that glitch agin (this is a good way just to get a white perfect clpud :) )