Register Dialog wird nicht angezeigt

public OnUserCheck(playerid)
{
	new num_rows,num_fields;
	cache_get_data(num_rows,num_fields,dbhandle);
	if(num_rows==0)
	{
	    //Register
	    ShowPlayerDialog(playerid,REGISTER,DIALOG_STYLE_INPUT,"Registrierung","Gib bitte dein gewünschtes Passwort ein:","Okay","Abbrechen");

	}
	else
	{
		//Login
	}
	return 1;
}




	if(dialogid==REGISTER)
	{
	    new Name[MAX_PLAYER_NAME],query[128],passwort[35];
	    if(response)
	    {
	        if(strlen(inputtext)>3)
	        {
	            mysql_escape_string(inputtext,passwort,dbhandle);
	            format(query,sizeof(query),"INSERT INTO user (username,password) VALUES ('%s','%s')",Name,passwort);
	            mysql_function_query(dbhandle,query,true,"","");
	        }
	        else
	        {
			 	SendClientMessage(playerid,rot,"Dein Passwort muss mehr als 3 Zeichen enthalten");
	            ShowPlayerDialog(playerid,REGISTER,DIALOG_STYLE_PASSWORD,"Registrierung","Gib bitte dein gewünschtes Passwort ein:","Okay","Abbrechen");
	        }
	    }
	    else
	    {
	        Kick(playerid);
	    }
	}

public OnPlayerConnect(playerid)
{
	new connect[128];
	format(connect,sizeof(connect),"Du bist mit der ID %i verbunden",playerid);
	SendClientMessage(playerid,rot,connect);

	//Login/Register
	new Name[MAX_PLAYER_NAME],query[128];
	GetPlayerName(playerid,Name,sizeof(Name));
	format(query,sizeof(query),"SELECT id FROM user WHERE username='%s'",Name);
	mysql_function_query(dbhandle,query,true,"OnUserChck","i",playerid);
	return 1;
}