[Help] Mu online season 2 Fire scream Bug

[aleko333]

Hello guys I need help , ihave mu server season 2 1.02 c and i have problem
when Dark lord attacks on fire scream its working 3-4 minutes and next is bugged :\ When you do Make Switch its Fixed why? and again 3-4 minutes and Fire scream Bugged don't work :) please help me if u can

[MentaL]

[KarLi]

what server files exactly