Main Menu

Universe Sandbox

Support for Universe Sandbox


The community is also a great place to check out. Try these places for help from other users:

Issues and fixes


Please review the Third-Party Game Support topic to determine whether your question should be directed to the game developer or to Steam Support. Sending a support request to the wrong party may result in a delay in processing your request.


Retail CD-Keys for this game cannot be registered through Steam. If you wish to create a shortcut to this game under your Library, instructions can be found here:

Adding non-Steam games to your Library


Secondary Installers

If you're encountering issues when launching or playing Universe Sandbox, make sure everything installed correctly.

Aside from verifying your game cache and checking your connection with Steam, you may also need to manually run secondary installers required by this game.

Exit Steam entirely.

Browse to your Universe Sandbox installation folder (Usually C:\Program Files\Steam\steamapps\common\universe sandbox\)

Run the following installers:

  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\vcredist_x86_2008sp1.exe
  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\vcredist_x86_2010sp1.exe
  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\DirectX\DXSETUP.exe
  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\NetFx20SP2_x86.exe
  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\dotNetFx40_Full_x86_x64.exe
  • ...\Steam\Steamapps\common\universe sandbox\Prerequisites\SetupUBOXAssociation.exe

Reboot your computer and test the issue again. If the issue persists, contact Universe Sandbox support.


OS Specific Troubleshooting

If the above does not resolve the issue and you are running Windows 7 or Windows Vista, please complete the instructions in our Windows 7 and Vista Troubleshooting FAQ.

If you are running in Windows XP, take the following steps:

  1. Exit Steam.
  2. Go to the Start menu, select Run, type regedit and click OK.
  3. Navigate to the following registry key: HKEY_CURRENT_USER\SOFTWARE\VALVE
  4. Right click and select Permissions
  5. Check the Allow boxes for Admin and System for both Full control and Read.


Problem with this game?

Contact Support

Problem with Steam?

Contact Steam Support
Related Articles
Universe Sandbox Third-Party Game Support
Universe Sandbox Add Non-Steam Games to a Library