[Konstantinos]

Change:

pawn Код:

//    if(!aDuty[playerid]) return SendClientMessage(playerid, COLOR_GREY, "You are not on admin duty.");

To:

pawn Код:

//    if(!aDuty[playerid]) return SendClientMessage(playerid, COLOR_GREY, "You are not on admin duty."); 
new string[128];

Can you post the code of those line they give warning 215: expression has no effect too?