The first beam was circulated through the entire LHC on 10 September 2008, but the system failed 10 days later because of a faulty magnet connection, and it was stopped for repairs on 19 September 2008.
Den 10. september 2008 blev den første stråle sendt rundt i hele LHC, men systemet gik ned 10 dage senere på grund af en defekt magnetforbindelse, og den 19. september 2008 blev acceleratoren taget ud af drift i ca. et år for reparation.