follow the screenshots for relatable bugs and issues can happen(not even in all pc's but still)

SCREENSHOT_1

-Sometimes when you got all start puzzles and unblock crows for birds,the middle bird can disapper by memory problem
since level is kinda big as fuck,that's why i've did interconected levels,still active his firstly. the rest two birds
it not happen.

-SCREENSHOT_2

t's better do this star challenge first,for some unknown reason musics won't work and you cant get the star. idk what
caused this issues,any of my beta testers got this bug. only is happening for me actually,better not try do other firstly.