# bug: regression / breaking since 1.4.0
bug: generated `.d.ts` files leaking un-exported types
🙋♂️ help wanted🐛 bug: unconfirmed⏳ close if no activity
Error TS2742 when generating declaration types with trpc.router
wontfix🔎 needs more investigation/info
Different types of `middlewareMarker`
🙋♂️ help wanted🔎 needs more investigation/info