denoland/deno · error

app bundle has no name

Error message

app bundle has no name

What it means

Error "app bundle has no name" thrown in denoland/deno.

Source

Thrown at cli/tools/desktop.rs:3325

  // pre-creating it as a symlink), and cleans up on drop.
  let parent = dmg_path
    .parent()
    .filter(|p| !p.as_os_str().is_empty())
    .unwrap_or_else(|| Path::new("."));
  std::fs::create_dir_all(parent)?;
  let staging = tempfile::Builder::new()
    .prefix(".dmg-staging-")
    .tempdir_in(parent)
    .with_context(|| {
      format!("failed to stage DMG tempdir in {}", parent.display())
    })?;

  // Copy the .app into the staging dir and add an /Applications symlink so
  // users can drag the app across in the mounted DMG window.
  let staged_app = staging.path().join(
    app_bundle
      .file_name()
      .ok_or_else(|| deno_core::anyhow::anyhow!("app bundle has no name"))?,
  );
  crate::tools::compile::copy_dir_all(app_bundle, &staged_app)?;
  #[cfg(unix)]
  {
    let _ = std::os::unix::fs::symlink(
      "/Applications",
      staging.path().join("Applications"),
    );
  }

  if dmg_path.exists() {
    std::fs::remove_file(dmg_path)?;
  }

  let status = std::process::Command::new("hdiutil")
    .args([
      "create",
      "-volname",

View on GitHub (pinned to 89f33cbef2)

When it happens

Trigger: Thrown at cli/tools/desktop.rs:3325 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of denoland/deno@89f33cbef2 (2026-08-16). Data as JSON: /api/errors/4e783fd14ec949ca. Report an issue: GitHub.