Age of Empires II: Definitive Edition

Age of Empires II: Definitive Edition

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Ostebonde73 Aug 27, 2022 @ 12:55am
Won't launch game
After not playing for half a year i tried to start AOE. It Won't start and no error messages are shown. I can see in my device manager that it runs for a few seconds before it disappears. In Any solutions? Iv tried lo start from both steam and the exe file.

Win 11.
Last edited by Ostebonde73; Aug 27, 2022 @ 10:00am
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Showing 1-9 of 9 comments
Ostebonde73 Aug 27, 2022 @ 5:26am 
I've tried to re install the game, steam uppdate grapic card driver and visual c+, validating and "run as admin". I stil can't get it to work. It worked fine half a year ago.
FE_ag  [developer] Aug 27, 2022 @ 3:15pm 
Hi Ostebonde73,

Thank you for reporting this! I recommend you to try the following:

1. Try to add the whole game folder to your antivirus exception list.
C:\Program Files (x86)\Steam\steamapps\common\AoE2DE is the default,

2. Verify your files in Steam. Go to Steam Library > AoE2DE > rightclick > Properties > Local Files > Verify.

3. Re-install Steam.


If this doesn't help, you can try this:

1. Delete your user files. To delete your user files, you should:

a. Make sure that your Steam Cloud is disabled in Steam > AoE2DE > Properties > General.

b. Go to C:\Users\YOUR_USER\Games\Age of Empires 2 DE.

c. Copy your user folder to a safe place (like your Desktop), it has lots of numbers.

d. Delete the original folder in C:\Users\YOUR_USER\Games\Age of Empires 2 DE.

e. Verify your files in Steam. Go to Steam Library > AoE2DE > rightclick > Properties > Local Files > Verify.

f. Launch the game again. A new user folder will be created.

g. If this works, then copy back the files from your old user folder that you moved earlier.

Please comment again if all these steps do not help. Thank you!
Kick.com/Fetvoje Aug 28, 2022 @ 6:40am 
Hello dev, i am recieving connection error. "AccountLoginEvetn" code: 0xfffffff extended code: 0xffffff3 i played only yesterday in multiplayer with my friend but this error comes up without reason. same internet connection, same ip, same isp so what could have happend
FE_ag  [developer] Aug 29, 2022 @ 2:57pm 
Originally posted by Kenan Evren:
Hello dev, i am recieving connection error. "AccountLoginEvetn" code: 0xfffffff extended code: 0xffffff3 i played only yesterday in multiplayer with my friend but this error comes up without reason. same internet connection, same ip, same isp so what could have happend

Hi Kenan!

Thank you for reporting this. Did this error lead to a disconnect or crash? Did see this error only once?

Some steps that are helpful:

1. Verify your files in the Steam Library -> Age of Empires II -> Right click -> Properties -> Local files -> Verify.

2. Disable your mods and restart the game after that.

3. Update your graphic drivers and check Windows updates.

4. See if checking or unchecking the V-Sync checkbox in the Options improves your performance. Modifying the FPS Limit and making it closer to your monitor could help too!

5. Close as many programs as possible before starting the game.

6. Disable Enhanced Graphics.

7. Add the whole game folder to your antivirus exception list. C:\Program Files (x86)\Steam\steamapps\common\AoE2DE is the default

If you perform all these steps and you see the error again, please comment again! Thank you!
Kick.com/Fetvoje Aug 29, 2022 @ 3:55pm 
i think this was a connection issue caused from internet connection an error due to safe internet stuff
Nightwing Jul 26, 2023 @ 6:09pm 
This happens to me when I use my phone carriers local connection via iPhone. There is a server maintenance for 6 hours so I connected my phone to use internet. I don't know why other players have this issue but I recieve this error whenever I connect my phone and try to reconnect multiplayer services, error appears and says "Server certificate authentication failed." I think this game wouldn't recognize my phone carriers internet.
StepS  [developer] Jul 26, 2023 @ 6:57pm 
Originally posted by Nightwing:
This happens to me when I use my phone carriers local connection via iPhone. There is a server maintenance for 6 hours so I connected my phone to use internet. I don't know why other players have this issue but I recieve this error whenever I connect my phone and try to reconnect multiplayer services, error appears and says "Server certificate authentication failed." I think this game wouldn't recognize my phone carriers internet.
It is possible that your mobile operator blocks tethering (fully or partially - sometimes only for PC gaming), and/or tries to insert advertisements into the connection, which means that the certificate gets substituted by theirs.
Game strictly rejects invalid certificates, so you will have to somehow sort this out with your mobile operator, or use a VPN.
Psycomila Jul 26, 2023 @ 8:18pm 
Originally posted by StepS:
Originally posted by Nightwing:
This happens to me when I use my phone carriers local connection via iPhone. There is a server maintenance for 6 hours so I connected my phone to use internet. I don't know why other players have this issue but I recieve this error whenever I connect my phone and try to reconnect multiplayer services, error appears and says "Server certificate authentication failed." I think this game wouldn't recognize my phone carriers internet.
It is possible that your mobile operator blocks tethering (fully or partially - sometimes only for PC gaming), and/or tries to insert advertisements into the connection, which means that the certificate gets substituted by theirs.
Game strictly rejects invalid certificates, so you will have to somehow sort this out with your mobile operator, or use a VPN.


Not at all related to the internet, I formatted my PC and reinstalled everything including drivers and my internet is perfect. The game worked once I installed it from Xbox Game Pass, this is a Steam issue, get it toguether and fix it already. :steamfacepalm:
Fa™Other Jul 27, 2023 @ 4:44am 
i cant launch any of my games
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Date Posted: Aug 27, 2022 @ 12:55am
Posts: 9