slint-ui/slint · error · std::io::Error
NotFound
NotFound
Error message
File not found
What it means
Error "File not found" thrown in slint-ui/slint.
Source
Thrown at internal/live-preview/remote/connection.rs:373
if !is_supported(&url) {
continue;
}
file_cache.remove(&url);
if dependencies.lock().unwrap().contains(&url) {
debounce_deadline = Some(
tokio::time::Instant::now() + REBUILD_DEBOUNCE,
);
}
}
LspToPreviewMessage::ForgetFile { url } => {
if !is_supported(&url) {
continue;
}
if let Some((_, CacheEntry::Loading(senders))) =
file_cache.remove(&url)
{
for sender in senders {
let _ = sender.send(Err(std::io::Error::new(
std::io::ErrorKind::NotFound,
"File not found",
)));
}
}
if dependencies.lock().unwrap().contains(&url) {
debounce_deadline = Some(
tokio::time::Instant::now() + REBUILD_DEBOUNCE,
);
}
}
LspToPreviewMessage::SetContents { url, contents } => {
tracing::debug!(
"Inserting file {} with {} bytes.",
url.url(),
contents.len()
);
if !is_supported(url.url()) {View on GitHub (pinned to 3fd8f2ec03)
Solutions
- Verify the requested file exists on the remote side.
- Check the file path spelling.
When it happens
Trigger: Thrown at internal/live-preview/remote/connection.rs:373 when the library encounters an invalid state.
Common situations: See trigger scenarios.
Understand the failure class
Background: "Not Found" / HTTP 404 Errors: What They Mean and How to Fix Them Across Libraries — this error's family across 6 libraries.
AI-assisted analysis of slint-ui/slint@3fd8f2ec03 (2026-08-19).
Data as JSON: /api/errors/17abc67a42674e05.
Report an issue: GitHub.