# Media encoder won't encode!

**URL:** <https://forum.kirupa.com/t/media-encoder-wont-encode/275272>\
**Category:** flash\
**Created:** [November 12, 2008, 12:39am UTC](https://forum.kirupa.com/t/media-encoder-wont-encode/275272 "2008-11-12T00:39:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![davidstar](https://avatars.discourse-cdn.com/v4/letter/d/0ea827/32.png) [@davidstar](https://forum.kirupa.com/u/davidstar)\
**Post date:** [November 12, 2008, 12:39am UTC](https://forum.kirupa.com/t/media-encoder-wont-encode/275272/1 "2008-11-12T00:39:22Z")

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Hi!

Resently upgraded to CS4 and tried to encode a couple of video files to a project, only to dicover it did’t work! No files what so ever is accepted avi, mpeg etc. It accepted flv files though…It worked flawlessly in cs3, encoded anything you throwed at it, but not in cs4. Any clues??