# Flash CS5 not playing old files

**URL:** <https://forum.kirupa.com/t/flash-cs5-not-playing-old-files/314096>\
**Category:** flash\
**Created:** [September 17, 2010, 10:08pm UTC](https://forum.kirupa.com/t/flash-cs5-not-playing-old-files/314096 "2010-09-17T22:08:22Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![popops](https://avatars.discourse-cdn.com/v4/letter/p/258eb7/32.png) [@popops](https://forum.kirupa.com/u/popops)\
**Post date:** [September 17, 2010, 10:08pm UTC](https://forum.kirupa.com/t/flash-cs5-not-playing-old-files/314096/1 "2010-09-17T22:08:22Z")

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I just upgraded to Flash cs5 from studioMX and find that cs5 won’t play swf’s from my old files properly. Does anyone else have this problem? Does anyone have a fix or work around. I downloaded the lastest upgrade from Adobe’s site and it still isn’t working.