error 029: invalid expression, assumed zero

[Zeka_Peka228]

Хочу сделать проверку на виртуальный мир, создал для этого сток:

stock IsAAgrabVirt(playerid) 
{ 
if(GetPlayerVirtualWorld(playerid) == 51) || 
GetPlayerVirtualWorld(playerid) == 52) || 
GetPlayerVirtualWorld(playerid) == 53) || 
GetPlayerVirtualWorld(playerid) == 54) || 
GetPlayerVirtualWorld(playerid) == 55) || 
GetPlayerVirtualWorld(playerid) == 56) || 
GetPlayerVirtualWorld(playerid) == 57) || 
GetPlayerVirtualWorld(playerid) == 58) || 
GetPlayerVirtualWorld(playerid) == 59) || 
GetPlayerVirtualWorld(playerid) == 60) || 
GetPlayerVirtualWorld(playerid) == 61) || 
GetPlayerVirtualWorld(playerid) == 62) || 
GetPlayerVirtualWorld(playerid) == 63) || 
GetPlayerVirtualWorld(playerid) == 64) || 
GetPlayerVirtualWorld(playerid) == 65) || 
GetPlayerVirtualWorld(playerid) == 66) || 
GetPlayerVirtualWorld(playerid) == 67) || 
GetPlayerVirtualWorld(playerid) == 68) || 
GetPlayerVirtualWorld(playerid) == 69) || 
GetPlayerVirtualWorld(playerid) == 70) || 
GetPlayerVirtualWorld(playerid) == 71) || 
GetPlayerVirtualWorld(playerid) == 72) || 
GetPlayerVirtualWorld(playerid) == 73) || 
GetPlayerVirtualWorld(playerid) == 74) || 
GetPlayerVirtualWorld(playerid) == 75) || 
GetPlayerVirtualWorld(playerid) == 76) || 
GetPlayerVirtualWorld(playerid) == 77) || 
GetPlayerVirtualWorld(playerid) == 78) || 
GetPlayerVirtualWorld(playerid) == 79) || 
GetPlayerVirtualWorld(playerid) == 80) || 
GetPlayerVirtualWorld(playerid) == 81) || 
GetPlayerVirtualWorld(playerid) == 82) || 
GetPlayerVirtualWorld(playerid) == 83) || 
GetPlayerVirtualWorld(playerid) == 84) || 
GetPlayerVirtualWorld(playerid) == 85) || 
GetPlayerVirtualWorld(playerid) == 86) || 
GetPlayerVirtualWorld(playerid) == 87) || 
GetPlayerVirtualWorld(playerid) == 88) || 
GetPlayerVirtualWorld(playerid) == 89) || 
GetPlayerVirtualWorld(playerid) == 90)) return 1; 
return 0; 
}

Ошибки:

error 029: invalid expression, assumed zero