Command & Conquer™ Red Alert™ 3

Command & Conquer™ Red Alert™ 3

Ptolo Jul 27, 2016 @ 9:00am
LAN Same CD Key Error
Trying to play a LAN game, two steam copies, both with distinctly different CD keys, and yet upon attempting to join each other's games it flags it as a the other person already using the same CD key and doesn't allow us to join.

Anyone got any idea how to deal with it?
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Showing 1-9 of 9 comments
isuperman Aug 6, 2016 @ 10:16pm 
Same problem here.
Mathiasohh Aug 14, 2016 @ 5:15am 
I think its a firewall issue. I disabled firewall on all the pc's on the lan. Now we are playing
DarkMoon Mar 21, 2024 @ 1:32pm 
Go to regedit --> HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Electronic Arts\Electronic Arts\Electronic Arts\Red Alert 3\ergc ---> There you can change your cd key, Just change this %CDKEY% to random numbers

So what i basically did , I change it first , I launch the game (Steam will change it back to %CDKEY% if you click on launch), AND i change it again under 5 seconds , Don't wait until you are in game , you have to change it again immediately , Otherwise it wont work

BOOM , you can play with your friends on LAN
Draiden Nov 3, 2024 @ 6:55am 
Originally posted by DarkMoon:
Go to regedit --> HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Electronic Arts\Electronic Arts\Electronic Arts\Red Alert 3\ergc ---> There you can change your cd key, Just change this %CDKEY% to random numbers

So what i basically did , I change it first , I launch the game (Steam will change it back to %CDKEY% if you click on launch), AND i change it again under 5 seconds , Don't wait until you are in game , you have to change it again immediately , Otherwise it wont work

BOOM , you can play with your friends on LAN

Thanks! Just wanted to confirm this works :)!
matthews.lee Dec 14, 2024 @ 2:44pm 
2
If this can help anyone else that has this issue, there is no need to open red alert 3, wait a few seconds and then modify %CDKEY% in the registry.

You can simply change the default value.
For me it was stored here : .steam/debian-installation/steamapps/common/Command and Conquer Red Alert 3/installscript.vdf.
I simply changed %CDKEY% to 12345678
james01 Jan 3 @ 9:32pm 
Originally posted by DarkMoon:
Go to regedit --> HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Electronic Arts\Electronic Arts\Electronic Arts\Red Alert 3\ergc ---> There you can change your cd key, Just change this %CDKEY% to random numbers

So what i basically did , I change it first , I launch the game (Steam will change it back to %CDKEY% if you click on launch), AND i change it again under 5 seconds , Don't wait until you are in game , you have to change it again immediately , Otherwise it wont work

BOOM , you can play with your friends on LAN

I confirm this works
Nuke Mar 15 @ 8:41pm 
Originally posted by matthews.lee:
If this can help anyone else that has this issue, there is no need to open red alert 3, wait a few seconds and then modify %CDKEY% in the registry.

You can simply change the default value.
For me it was stored here : .steam/debian-installation/steamapps/common/Command and Conquer Red Alert 3/installscript.vdf.
I simply changed %CDKEY% to 12345678

No clue where this is. Is this in reg edit? Is this game files? I don't have a ".steam" fine anywhere on my computer.
Originally posted by Nuke:
Originally posted by matthews.lee:
If this can help anyone else that has this issue, there is no need to open red alert 3, wait a few seconds and then modify %CDKEY% in the registry.

You can simply change the default value.
For me it was stored here : .steam/debian-installation/steamapps/common/Command and Conquer Red Alert 3/installscript.vdf.
I simply changed %CDKEY% to 12345678

No clue where this is. Is this in reg edit? Is this game files? I don't have a ".steam" fine anywhere on my computer.

It's the folder where your game is installed, which can be anything anywhere. I don't know why that user mentioned their broader system paths, it'll be different for most of us especially since they're using a Linux distro. "...steamapps\common\Command and Conquer Red Alert 3\installscript.vdf" is what you're looking for, open installscript.vdf with a text editor.

If you don't know where your game is installed, you can simply right click it in your Steam library, then click "Properties", "Installed Files" and then "Browse"
Originally posted by matthews.lee:
If this can help anyone else that has this issue, there is no need to open red alert 3, wait a few seconds and then modify %CDKEY% in the registry.

You can simply change the default value.
For me it was stored here : .steam/debian-installation/steamapps/common/Command and Conquer Red Alert 3/installscript.vdf.
I simply changed %CDKEY% to 12345678

this solutions works
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