[BUG] Error 21: is a directory when installing a game from 7z archive #181
Description
Describe the bug
Most of my library is in 7z archives. Trying to download any of them preallocates one or two of the files before failing out with a message saying "Error 21: is a directory". This happens even on archives that do not contain any directories.
To Reproduce
Steps to reproduce the behavior:
Install a 7z-compressed game.
Expected behavior
Installation should work.
Screenshots
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Desktop (please complete the following information):
- OS: Aurora (Fedora Atomic desktop, comparable to Bazzite)
- App Version: unsure. Installed this week via distrobox instructions.
Additional context
Add any other context about the problem here.
Terminal log excerpt:
2026-02-01T10:22:22.369780260+00:00 | INFO | download_manager/src/download_manager_frontend.rs:110 - creating download with meta DownloadableMetadata { id: "bcc5f6b7-5510-4ef0-835e-e76be74005ad", version: Some("Whirlibird [v1.2][Windows].7z"), download_type: Game }
2026-02-01T10:22:22.375681278+00:00 | INFO | download_manager/src/download_manager_builder.rs:244 - starting download for DownloadableMetadata { id: "bcc5f6b7-5510-4ef0-835e-e76be74005ad", version: Some("Whirlibird [v1.2][Windows].7z"), download_type: Game }
2026-02-01T10:22:22.381213940+00:00 | ERROR | download_manager/src/download_manager_builder.rs:258 - download DownloadableMetadata { id: "bcc5f6b7-5510-4ef0-835e-e76be74005ad", version: Some("Whirlibird [v1.2][Windows].7z"), download_type: Game } has error io error: Is a directory (os error 21)
2026-02-01T10:22:22.381349437+00:00 | ERROR | games/src/downloads/download_agent.rs:675 - error while managing download: IoError(Os { code: 21, kind: IsADirectory, message: "Is a directory" })
2026-02-01T10:22:22.386785995+00:00 | ERROR | games/src/downloads/download_agent.rs:675 - error while managing download: IoError(Os { code: 21, kind: IsADirectory, message: "Is a directory" })