# Hardware transcoding issue

**URL:** <https://forums.plex.tv/t/hardware-transcoding-issue/826410>\
**Category:** Plex Media Server\
**Tags:** server-linux\
**Created:** [January 11, 2023, 9:57am UTC](https://forums.plex.tv/t/hardware-transcoding-issue/826410 "2023-01-11T09:57:35Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Chris\_CC6](https://avatars.discourse-cdn.com/v4/letter/c/a9adbd/32.png) [@Chris\_CC6](https://forums.plex.tv/u/Chris_CC6)\
**Post date:** [January 21, 2023, 8:34pm UTC](https://forums.plex.tv/t/hardware-transcoding-issue/826410/2 "2023-01-21T20:34:05Z")

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Hey,  
I have pretty much the same issue on a ubuntu 20.04.5 server with a Nvidia T600 and plex version 1.30.1.6562.

My logs show these errors in repeat:  
Jan 21, 2023 21:23:58.429 [0x7fcb8fe2db38] Fehler — [Req#5f2c2/Transcode/43campy4g3srk/5bbe052d-fb99-4a62-ac8e-d1f927eb4d87] [hevc @ 0x7f4dd5179740] hardware accelerator failed to decode picture  
Jan 21, 2023 21:23:58.429 [0x7fcb9064eb38] Fehler — [Req#5f2c5/Transcode/43campy4g3srk/5bbe052d-fb99-4a62-ac8e-d1f927eb4d87] Error while decoding stream #0:0: Generic error in an external library  
Jan 21, 2023 21:23:58.431 [0x7fcb8f053b38] Fehler — [Req#5f2c8/Transcode/43campy4g3srk/5bbe052d-fb99-4a62-ac8e-d1f927eb4d87] [hevc @ 0x7f4dd5179740] Could not find ref with POC 369  
Jan 21, 2023 21:23:58.431 [0x7fcb8fe2db38] Fehler — [Req#5f2cb/Transcode/43campy4g3srk/5bbe052d-fb99-4a62-ac8e-d1f927eb4d87] [hevc @ 0x7f4dd5179740] No decoder surfaces left  
Jan 21, 2023 21:23:58.431 [0x7fcb9064eb38] Fehler — [Req#5f2ce/Transcode/43campy4g3srk/5bbe052d-fb99-4a62-ac8e-d1f927eb4d87] [hevc @ 0x7f4dd5179740] decoder-\>cvdl-\>cuvidDecodePicture(decoder-\>decoder, &ctx-\>pic\_params) failed → CUDA\_ERROR\_INVALID\_VALUE: invalid argument

Somebody with an idea?

Regards  
Chris

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