Lapce fails to launch on NixOS due to panic
Author: tekenCreated Jan 20, 2026Updated Aug 10, 2026
LabelsC-bug
Lapce Version
Lapce 0.4.5
System information
NixOS 25.11
Describe the bug
starting lapce does nothing, running it via the terminal with the -w flag shows the following output
nixos% lapce -w
2026-01-20T13:16:25.792277Z ERROR main lapce_app::app: 3807: Connection refused (os error 111)
2026-01-20T13:16:25.792322Z ERROR main lapce_app::app: 3816: No such file or directory (os error 2)
2026-01-20T13:16:25.797933Z ERROR main lapce_app::app: 404: No such file or directory (os error 2)
thread 'main' (283678) panicked at /build/lapce-0.4.5-vendor/floem-0.2.0/src/app_handle.rs:83:71:
called `Result::unwrap()` on an `Err` value: AdapterNotFoundError
note: run with `RUST_BACKTRACE=1` environment variable to display a backtraceSource: lapce/lapce