stock STOCK_InvalidMainName(str[])
{
    for(new c = 0; c < sizeof(ARY_INVALID_CHARACTERS); c++)
    {
        if(strfind(str, ARY_INVALID_MAIN_CHARACTERS[c], true) != -1)
        {
            return true;
        }
    }
    for(new n = 0; n < sizeof(ARY_INVALID_NAME_PARTS); n++)
    {
        if(strfind(str, ARY_INVALID_NAME_PARTS[n], true) != -1)
        {
            return true;
        }
    }
    return false;
}

case DEF_DIALOG_REGISTER: // MAIN ACCOUNT NAME
        {
            if(!response) return FUNCTION_RegisterDialog(playerid,0);
            if(!STOCK_InvalidMainName(inputtext))
            {
                // IT DOESN'T REACH THIS POINT. IF THE STOCK IS FALSE ELSE IT RETURNS THE CORRECT ERROR>
                if(strlen(inputtext) <= 16 && strlen(inputtext) >= 4)
                {

                        Escape(inputtext);
                        
                        //STOCK_PlayerDebug(playerid,"[DEBUG] %s",p[VAR_CHAR_ESCAPED]);
                        format(p[VAR_CHAR_STRING],STR_MEDIUM,"SELECT * FROM `plr_account` WHERE `MAIN_NAME` = '%s'",p[VAR_CHAR_ESCAPED]);
                        mysql_function_query(VAR_SQL_CONNECTION, p[VAR_CHAR_STRING], true, "FUNCTION_NameExist", "id", playerid,0);

                } else return FUNCTION_RegisterDialog(playerid,0), FUNCTION_PlayerError(playerid,6);
            } else return FUNCTION_RegisterDialog(playerid,0), FUNCTION_PlayerError(playerid,5);
        }