Hasn't happened to me but have seen a few reports of the same thing on here. They are repairable but they don't look like they are worth it.
@yoav started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Hasn't happened to me but have seen a few reports of the same thing on here. They are repairable but they don't look like they are worth it.