Samsung DNG not able to generate preview #7580

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opened 2026-02-05 13:09:18 +03:00 by OVERLORD · 0 comments
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Originally created by @QuakeGio83 on GitHub (Oct 19, 2025).

I have searched the existing issues, both open and closed, to make sure this is not a duplicate report.

  • Yes

The bug

Below the log:

immch: 2025-10-19 05:42:52.428975+00:00[Nest] 7 - 10/19/2025, 7:42:52 AM  ERROR [Microservices:{"id":"b4a7a1dd-c305-4e77-9840-4164acd014c1"}] Unable to run job handler (AssetGenerateThumbnails): Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null) 2025-10-19 05:42:52.429081+00:00Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null)

The OS that Immich Server is running on

On truenas

Version of Immich Server

2.1.0

Version of Immich Mobile App

2.1.0

Platform with the issue

  • Server
  • Web
  • Mobile

Device make and model

Samsung S25 Ultra

Your docker-compose.yml content

X

Your .env content

X

Reproduction steps

...

Relevant log output

immch: 2025-10-19 05:42:52.428975+00:00[Nest] 7  - 10/19/2025, 7:42:52 AM   ERROR [Microservices:{"id":"b4a7a1dd-c305-4e77-9840-4164acd014c1"}] Unable to run job handler (AssetGenerateThumbnails): Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null)    2025-10-19 05:42:52.429081+00:00Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null)

Additional information

No response

Originally created by @QuakeGio83 on GitHub (Oct 19, 2025). ### I have searched the existing issues, both open and closed, to make sure this is not a duplicate report. - [x] Yes ### The bug Below the log: immch: 2025-10-19 05:42:52.428975+00:00[Nest] 7 - 10/19/2025, 7:42:52 AM  ERROR [Microservices:{"id":"b4a7a1dd-c305-4e77-9840-4164acd014c1"}] Unable to run job handler (AssetGenerateThumbnails): Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null) 2025-10-19 05:42:52.429081+00:00Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null) ### The OS that Immich Server is running on On truenas ### Version of Immich Server 2.1.0 ### Version of Immich Mobile App 2.1.0 ### Platform with the issue - [x] Server - [x] Web - [ ] Mobile ### Device make and model Samsung S25 Ultra ### Your docker-compose.yml content ```YAML X ``` ### Your .env content ```Shell X ``` ### Reproduction steps 1. 2. 3. ... ### Relevant log output ```shell immch: 2025-10-19 05:42:52.428975+00:00[Nest] 7 - 10/19/2025, 7:42:52 AM  ERROR [Microservices:{"id":"b4a7a1dd-c305-4e77-9840-4164acd014c1"}] Unable to run job handler (AssetGenerateThumbnails): Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null) 2025-10-19 05:42:52.429081+00:00Error: Input file has corrupt header: magickload: Magick: Unsupported file format or not RAW file /data/library/admin/2025/2025-10-12/20251012_181310.dng' @ error/dng.c/ReadDNGImage/536 (null) ``` ### Additional information _No response_
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Reference: immich-app/immich#7580