[Crash report] AppImage doesn't work

[Twig6943]

System info:

[twig@twig-tobefilledbyoem Downloads]$ RUST_BACKTRACE=full ./overbind.AppImage 
Reading settings from /home/twig/.local/share/OverBind/OverBind_app_settings.json
thread 'main' panicked at src/linux_key_interceptor.rs:151:14:
called `Result::unwrap()` on an `Err` value: NotFound
stack backtrace:
   0:     0x5bc74f648015 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e1a1972118942ad
   1:     0x5bc74f675e4b - core::fmt::write::hc090a2ffd6b28c4a
   2:     0x5bc74f6445ef - std::io::Write::write_fmt::h8898bac6ff039a23
   3:     0x5bc74f647dee - std::sys_common::backtrace::print::ha96650907276675e
   4:     0x5bc74f6495e9 - std::panicking::default_hook::{{closure}}::h215c2a0a8346e0e0
   5:     0x5bc74f64932d - std::panicking::default_hook::h207342be97478370
   6:     0x5bc74f649a83 - std::panicking::rust_panic_with_hook::hac8bdceee1e4fe2c
   7:     0x5bc74f649964 - std::panicking::begin_panic_handler::{{closure}}::h00d785e82757ce3c
   8:     0x5bc74f6484d9 - std::sys_common::backtrace::__rust_end_short_backtrace::h1628d957bcd06996
   9:     0x5bc74f649697 - rust_begin_unwind
  10:     0x5bc74edce2a3 - core::panicking::panic_fmt::hdc63834ffaaefae5
  11:     0x5bc74edce756 - core::result::unwrap_failed::h82b551e0ff2b2176
  12:     0x5bc74efaaa89 - <overbind::linux_key_interceptor::LinuxKeyInterceptor as overbind::key_interceptor::KeyInterceptorTrait>::initialize::h0f753bb86326e2e2
  13:     0x5bc74efdfda7 - overbind::main::h2fdc9546c3501023
  14:     0x5bc74efe4853 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7e69e5750b8d251a
  15:     0x5bc74f1154f9 - std::rt::lang_start::{{closure}}::h05c86e0f7e9b1f87
  16:     0x5bc74f63be70 - std::rt::lang_start_internal::h3ed4fe7b2f419135
  17:     0x5bc74efe3cf5 - main
  18:     0x7f2ab4145e08 - <unknown>
  19:     0x7f2ab4145ecc - __libc_start_main
  20:     0x5bc74edceb25 - _start
  21:                0x0 - <unknown>