[FuNkYTheGreat]

Код:

ShowTextdraw(playerid);
{
    new
        string[128];
    PlayerTextDrawShowForPlayer(playerid, PlayerData[playerid][pTextdraws][0]);
    format(string, sizeof(string), "Blue\nRed\nOrange\nGreen");
    PlayerTextDrawSetString(playerid, PlayerData[playerid][pTextdraws][0], string);
    return 1;
}

You were not showing the TextDraw thats why the command wasn't even showing anything.