Supreme Commander 2

Supreme Commander 2

Ant Jun 20, 2016 @ 8:27am
Game won't launch
I have been playing this game with no problems. Now all of a sudden it won't launch from the library.
Ant ideas anyone ??
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Showing 1-15 of 21 comments
Ceejay Jun 20, 2016 @ 12:04pm 
Try the basics.

Safemode.

Right Click on Supreme Commander 2 in the Library view
Select Properties
In the General tab hit the "Set Launch Options" button
Enter in either "/Safe" or "/SafeMode" no quotes
Launch the game
Set your options
exit the game
remove the /safemode from the launch options.
launch as per normal

If it still does not work. Then try removing your prefs file.
Its normally located here:

C:\Users\(UserName)\AppData\Local\Gas Powered Games\Supreme Commander 2\Game.prefs

Good luck, one of those 2 should get you going, since you were able get to lauch the game at some point. :)
Last edited by Ceejay; Jun 20, 2016 @ 12:06pm
Swordman27 Jun 29, 2016 @ 1:45pm 
This helped me as well, thanks a bunch.
Ceejay Jun 29, 2016 @ 1:48pm 
Glad to hear it :)
Skankles Jun 30, 2016 @ 10:58pm 
I'm running win10, having the same problem. Safe mode didn't work, files have been validated, game.prefs didn't show up in a search and the directory doesn't have anything like that in it. Any other ideas?
Ceejay Jul 1, 2016 @ 12:35am 
Try running from the exe, not steam, Try Compatability modes xp, vista, 7 ? Run as admin?
Skankles Jul 1, 2016 @ 1:35am 
Ok, admin exe didn't work but it looks like theres an incompadibility issue with Nvidia graphics. I ran it using intigrated graphics and it actually launched.
Skankles Jul 1, 2016 @ 1:36am 
I ran it in compadibility mode windows 7 and it launched and didn't crash.
Ceejay Jul 1, 2016 @ 3:27am 
Originally posted by Skankles <3:
Ok, admin exe didn't work but it looks like theres an incompadibility issue with Nvidia graphics. I ran it using intigrated graphics and it actually launched.

Not quite, but its possible a driver issue or a conflict with having 2 gpu's, perhaps its does not know which on to use etc.' Im running it on a gtx970, and I can run it on an nvidia 8600gsm.

Glad you managed to get it to work for you, and this may help others with 2 gpu's.
Last edited by Ceejay; Jul 1, 2016 @ 3:28am
Jig27 Jul 15, 2016 @ 12:02pm 
This is happening to me as well. I used to be able to run it before i changed my motherboard, processor, and graphics card. I tried running it but it doesn't launch. I already tried putting it into safemode, running it from the exe, running it in windows 7 compatibility mode and running it as administrator. I also couldn't even find the game pref folder.
Last edited by Jig27; Jul 15, 2016 @ 12:15pm
Ant Aug 5, 2016 @ 6:45am 
Originally posted by Ceejay:
Try the basics.

Safemode.

Right Click on Supreme Commander 2 in the Library view
Select Properties
In the General tab hit the "Set Launch Options" button
Enter in either "/Safe" or "/SafeMode" no quotes
Launch the game
Set your options
exit the game
remove the /safemode from the launch options.
launch as per normal

If it still does not work. Then try removing your prefs file.
Its normally located here:

C:\Users\(UserName)\AppData\Local\Gas Powered Games\Supreme Commander 2\Game.prefs

Good luck, one of those 2 should get you going, since you were able get to lauch the game at some point. :)
Thanks that has worked for me
Alphahex Aug 5, 2016 @ 3:01pm 
in case you dont know about compatibility
http://steamcommunity.com/sharedfiles/filedetails/?id=724434010
Last edited by Alphahex; Aug 5, 2016 @ 3:01pm
GreenMan Aug 28, 2016 @ 7:33am 
Originally posted by Ceejay:
Try the basics.

Safemode.

Right Click on Supreme Commander 2 in the Library view
Select Properties
In the General tab hit the "Set Launch Options" button
Enter in either "/Safe" or "/SafeMode" no quotes
Launch the game
Set your options
exit the game
remove the /safemode from the launch options.
launch as per normal

If it still does not work. Then try removing your prefs file.
Its normally located here:

C:\Users\(UserName)\AppData\Local\Gas Powered Games\Supreme Commander 2\Game.prefs

Good luck, one of those 2 should get you going, since you were able get to lauch the game at some point. :)


Thanks so much bro, saved my sup com
wonderbread Aug 29, 2016 @ 6:18pm 
Can someone help me, I played the game on Xbox and this computer is new so can someone help me through the steps, it won't start up, it did originally but the cursor was invisible and now it just won't start anymore.
wonderbread Aug 29, 2016 @ 6:30pm 
Okay i got the Safemode thing to work with a friend's help but the cursor is invisible
Alphahex Aug 30, 2016 @ 2:04am 
Originally posted by wonderfulwolf6:
Okay i got the Safemode thing to work with a friend's help but the cursor is invisible

Maybe a problem with fullscreen, missing graphics or something else. Try verifying the integrity of game cache or launching the game in different resolution through the steam startup command thingy.
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