[MadeMan]

pawn Code:

if(Player[playerid][Group] == 1)
{
    if(Player[playerid][CopDuty] == 1)
    {
        SetPlayerColor(playerid, WHITE);
    }
    else
    {
        SetPlayerColor(playerid, BLUE);
}

if(Player[playerid][Group] == 4)
{
    SetPlayerColor(playerid, RED);
}

You have a bracket missing

pawn Code:

if(Player[playerid][Group] == 1)
{
    if(Player[playerid][CopDuty] == 1)
    {
        SetPlayerColor(playerid, WHITE);
    }
    else
    {
        SetPlayerColor(playerid, BLUE);
    } // here
}

if(Player[playerid][Group] == 4)
{
    SetPlayerColor(playerid, RED);
}