# Dreamweaver Error Message

**URL:** <https://forum.kirupa.com/t/dreamweaver-error-message/160083>\
**Category:** web dev\
**Created:** [August 23, 2005, 8:13am UTC](https://forum.kirupa.com/t/dreamweaver-error-message/160083 "2005-08-23T08:13:03Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![andy\_thorne](https://avatars.discourse-cdn.com/v4/letter/a/ea666f/32.png) [@andy\_thorne](https://forum.kirupa.com/u/andy_thorne)\
**Post date:** [August 23, 2005, 8:13am UTC](https://forum.kirupa.com/t/dreamweaver-error-message/160083/1 "2005-08-23T08:13:03Z")

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Hi, When I try to edit my CSS styles in Dreamweaver MX 2004 this error message appears. “Can’t find a valid editor for this file extension”. Does anybody know how I can fix this?