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Error codeUbisoft ConnectWindows PC
Ubisoft Connect: "A Ubisoft Server is unavailable"
Outdated Ubisoft Connect version
Ubisoft says this and "Service is unavailable" appear when you start an old version of Ubisoft Connect. It happens most often after installing a game from a disc.
Fix it
How to fix "A Ubisoft Server is unavailable"
Close Ubisoft Connect fully from the Windows system tray.
Download and install the latest version of Ubisoft Connect.
If the error stays, follow Ubisoft's login troubleshooting steps.
From Ubisoft Connect's help pages: ubisoft.com, in our words. Checked on 11 November 2026. If the steps do not help, Ubisoft Connect's own support is the next stop.
More
More Ubisoft Connect errors and common problems
- Connection lostApp can't reach Ubisoft's online services
- Can't log inLogin fails or keeps asking again
- Game missing from libraryOwned game does not appear in Games
- Cloud save problemsProgress missing after a cloud sync
- 2-Step verification codeCode never arrives or is rejected
- A Ubisoft service is not availableUbisoft Connect can't reach Ubisoft Services
- Error code 17006Connection problem during download or update
- Unable to start downloadInstall or update won't begin
- Unable to start gameGame won't launch from Ubisoft Connect
All Ubisoft Connect errors and common problemsLive Ubisoft Connect status