# Conversion failed. transcoder crashed or failed to start up

**URL:** <https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149>\
**Category:** General Discussions\
**Created:** [August 11, 2017, 10:58am UTC](https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149 "2017-08-11T10:58:32Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![mrcavallo](https://avatars.discourse-cdn.com/v4/letter/m/ecc23a/32.png) [@mrcavallo](https://forums.plex.tv/u/mrcavallo)\
**Post date:** [August 11, 2017, 10:58am UTC](https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149/1 "2017-08-11T10:58:32Z")

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hello - i seem to suddenly be having trouble with all mkv files - even ones i successfully watched last week.

i have done nothing at all to the system other than add a few more videos - but finding now they are not working.

Version 1.8.0.4109

not a happy customer at all… supposed to be movie night guys!

ive seen older threads re removing and then re-adding libraries - analyzing the file - NONE of these work! how can you break something that already works!!!

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**Author:** ![mrcavallo](https://avatars.discourse-cdn.com/v4/letter/m/ecc23a/32.png) [@mrcavallo](https://forums.plex.tv/u/mrcavallo)\
**Post date:** [August 11, 2017, 11:09am UTC](https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149/2 "2017-08-11T11:09:32Z")

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ok update - i am running the server in a container on QNAP - i decided to delete the container and rebuild it.

this actually worked for a while bit now error shows up again.

i know there was an update since the last time i used Plex and this would have done something to stop these movies from working.

still not happy. shouldnt have to uninstal, reinstal, rebuild libraries, etc - as many have done with this error - all of these take up valuable time.

get your updates together please Plex - it’s not the first time an buggy update has broken something.

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**Author:** ![ChuckPa](https://sea1.discourse-cdn.com/plex/user_avatar/forums.plex.tv/chuckpa/32/79710_2.png) [@ChuckPa](https://forums.plex.tv/u/ChuckPa)\
**Post date:** [August 11, 2017, 3:45pm UTC](https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149/3 "2017-08-11T15:45:08Z")

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Log files please (Settings - Server - Help - Download Logs) ?

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**Author:** ![system](https://global.discourse-cdn.com/plex/original/3X/2/a/2acb9765406f63293d357b4ec509ec39aa28f2ad.png) [@system](https://forums.plex.tv/u/system)\
**Post date:** [January 7, 2020, 11:39pm UTC](https://forums.plex.tv/t/conversion-failed-transcoder-crashed-or-failed-to-start-up/202149/4 "2020-01-07T23:39:02Z")

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