Your rim tape/strip of rubber may be shifting as you inflate, exposing a sharp edge of the eyelet. Try a better-fiting rim tape.
@Cosmonaut started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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Your rim tape/strip of rubber may be shifting as you inflate, exposing a sharp edge of the eyelet. Try a better-fiting rim tape.