if(dialogid == 37)
{
if(response)
{
ShadInfoBoxForPlayer(playerid, "You knocked at the door...");
new inter = houseDB[pickupid][setting]; //This line
for(new i=0;i<MAX_PLAYERS;i++)
	{
		if(IsPlayerConnected(i))
		{
            if(GetPlayerVirtualWorld(i)==pickupid) //And this line
			{
				if(GetPlayerInterior(i)==houseSETTINGS[inter][interior])
				{
				SendClientMessage(i,GREEN,"Someone is knocking at door");
				}
           }
		}
	}
}
	return 1;
	}

D:\Siuntiniai\GRP4(1)\GRP4\gamemodes\new.pwn(4536) : error 017: undefined symbol "pickupid"
D:\Siuntiniai\GRP4(1)\GRP4\gamemodes\new.pwn(4541) : error 017: undefined symbol "pickupid"

 	if(pickupid > pickups[0][namai]-1 && pickupid < pickups[1][namai]+1)
	{
	    new name[MAX_PLAYER_NAME];
		GetPlayerName(playerid,name,sizeof(name));
		
		if(!strcmp(name,houseDB[pickupid][owner_name],true)) 
		{
			SendClientMessage(playerid,COLOR,"You've came to your house!");
			new inter = houseDB[pickupid][setting];
			SetPlayerInterior(playerid,houseSETTINGS[inter][interior]);
			SetPlayerPos(playerid,houseSETTINGS[inter][enter_pos][0],houseSETTINGS[inter][enter_pos][1],houseSETTINGS[inter][enter_pos][2]);
			SetPlayerVirtualWorld(playerid,pickupid);
			return 1;
		}
                new msg[128];
   		new houseid = playerDB[playerid][rid][3];
		format(msg,sizeof(msg),"Owner: %s.\nNumber: %i\nKnock to the door?",houseDB[pickupid][owner_name],houseid);
		ShowPlayerDialog(playerid, 37, DIALOG_STYLE_MSGBOX,"Info",msg,"Yes","No");
	        return 1;
	}