Contagion
Raddie Oct 30, 2015 @ 2:59pm
Connection failed
I'm so pissed, me and 3 more friends got this game to play together, apparently the error is from me cause they can play but i can't join them ( and they can't join me if I host).

I've tried to find some solutions, only could find this -openport on startup options but that doesn't work and i'm feeling like i wasted my money for nothing

i've tried turning off my firewall but it keeps happening
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Showing 1-15 of 20 comments
NeoAssassin Oct 30, 2015 @ 3:24pm 
That command in launch options is not enough to open the ports for players to connect. You need to forward the ports directly to your modem/router. It might be slightly difficult for someone first trying to do it, but there's plenty of guides out there to help.

This site will run you through some steps to get a server running, including touching a bit on forwarding ports: https://support.steampowered.com/kb_article.php?ref=5452-TASB-6078&l=english



If you don't want to go through forwarding ports directly, I believe user on here have reported using the program Evolve[www.evolvehq.com] to avoid forwarding ports to modem/router. Maybe that will help you.
NeoAssassin Oct 30, 2015 @ 3:37pm 
Actually, re-reading your post it seems ports might not be your issue. Although I'm not sure what else to suggest right now besides ports or firewall.

Do other source games work for playing online fine? Can you connect to other players servers in Contagion? (The official servers aren't quite updated yet)
Last edited by NeoAssassin; Oct 30, 2015 @ 3:49pm
Carl Oct 31, 2015 @ 12:37pm 
I have the same issue. I get a notification that after 4 tries I couldn't connect to the server. My friends get the same message when I try to host.
Raddie Oct 31, 2015 @ 1:29pm 
I opened the ports i could read on another posts or on internet forums. Every game that uses source works pretty well . It's just contagion , but that's not "really a general error" cause I can join an internet server (using the browser) and my friens can come to that server. the point comes when i try to play on a private game with my friends and "i can't join them and they can't join me".


Anyway thanks for your attention Neo, I appreciate it
NeoAssassin Oct 31, 2015 @ 3:29pm 
Are you guys using any virtual LAN programs like Evolve or Hamachi? I don't know this for sure, but thinking about it if you guys are all trying to connect over a program like that it could confuse the server into thinking the connection are coming all from one port. You guys could try changing your "clientport" in console to something different for everyone. (I don't know if that would do a thing for you)

All signs tend to point to forwarding ports, or firewalls blocking stuff. So that's about all I can really suggest right now. You'll of course want to make sure the person hosting has "sv_lan" set to 0 in console.
Last edited by NeoAssassin; Oct 31, 2015 @ 3:30pm
Carl Oct 31, 2015 @ 3:45pm 
I do not use LAN programs. Ports are open and firewalls isn't blocking contagion.
Raddie Oct 31, 2015 @ 3:51pm 
I've tried to play without the firewall (being off) also forwarding ports 27015 and 27016 but i can't play with them on a private game, only public servers
Raddie Oct 31, 2015 @ 3:51pm 
also i do not have evolve and i uninstalled hamachi like a month ago
NeoAssassin Oct 31, 2015 @ 4:15pm 
I think I've given you guys all the solutions there are. I'm beginning to think it might be some issue with our game, although if it worked before it should still work. I don't think we've changed anything in that regard with these updates.

Sorry that I can't seem to find a solution for you guys. We'll try to figure out if there's something we need to fix.
Carl Oct 31, 2015 @ 4:20pm 
Thanks for the feedback! I only installed the game today if that's any help.
Raddie Nov 1, 2015 @ 6:21am 
Don't worry, I see your work within supporting guys who have problems. I'll play with my friends on publics servers, despite the fact we can't play on a private game, we all think that the game is pretty fun and enjoyable.
[XGS]DonkyBoY Nov 3, 2015 @ 6:57pm 
Same problem here for me and freinds I have DMZ my PC and completely dissabled the Windows firewall but we canot connect with each other we just get the "after 4 tries I couldn't connect to the server" message

I have treid restarting both PC and router all other games play fine no dramas can host servers and forward just fine only Contagion is having problems for me and freinds.

I starting to think this is the game and not us.
NeoAssassin Nov 3, 2015 @ 9:27pm 
Thanks for the info, it could possibly be the game.

I forgot to ask the others in this thread. What OS are you using?
[XGS]DonkyBoY Nov 3, 2015 @ 10:19pm 
Thx Neo I am running Windows 10 x64 Pro

I did get it to work by removing the brackets from the server name as I had brackets in my Steam name so the game copied it I have no idea if this was the solution but it worked directly after changing that and puting in a server password.

maybe if others here having problems could try thier games again and make sure that they check these things maybe we could have found the problem hopefully.

Heres the rest of my spec's incase it helps
i7 4790K @ Stock clocks 4.4Ghz / 32GB DDR3 @2400Mhz / 2 MSI GTX970 in SLi / Asus Z97 Deluxe / Sandisk Extreeme II SSD / Asus Xonar DSX / Razer Tiamat 7.1


Last edited by [XGS]DonkyBoY; Nov 3, 2015 @ 10:22pm
Carl Nov 4, 2015 @ 1:26am 
I'm using windows 8.
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