add hint for error message
add hint for error message

funic/spitfire,funic/spitfire,YifanCao/spitfire,funic/spitfire,coverband/spitfire,coverband/spitfire,infin8/spitfire,ahmedissa/spitfire,YifanCao/spitfire,ahmedissa/spitfire,tkisme/spitfire,tkisme/spitfire,ahmedissa/spitfire,tkisme/spitfire,infin8/spitfire,TheProjecter/spitfire,TheProjecter/spitfire,lefay1982/spitfire,lefay1982/spitfire,YifanCao/spitfire,TheProjecter/spitfire,lefay1982/spitfire,ahmedissa/spitfire,coverband/spitfire,YifanCao/spitfire,coverband/spitfire,infin8/spitfire,infin8/spitfire,funic/spitfire,lefay1982/spitfire,TheProjecter/spitfire,tkisme/spitfire