The program crashes when you perform the example to resize a window

[ye-xue]

The program crashes when you perform the example to resize a window.

log: thread 'main' panicked at 'called Result::unwrap() on an Err value: Outdated', C:\Users\WL.cargo\git\checkouts\floem-69eea0a757d1e3ee\7bcd372\vger\src\lib.rs:346:56 note: run with RUST_BACKTRACE=1 environment variable to display a backtrace