https://forums.autodesk.com/t5/fusion-design-validate-document/hard-time-working-with-a-sketch/m-p/5607280#M297737 <P>gillesht,</P> <P>&nbsp;</P> <P>We are sorry to see that this this unusual sketch behavior is impacting your&nbsp;ability to utilize Fusion 360.</P> <P>I regret to inform you that at this time, we have no mechanism to roll you back to an older version.</P> <P>&nbsp;</P> <P>I am not hearing of others having this type of issue with their sketch environment.</P> <P>Do you know when this started?</P> <P>Have you attempted a <A href="http://knowledge.autodesk.com/support/fusion-360/troubleshooting/caas/sfdcarticles/sfdcarticles/How-to-do-a-clean-uninstall-of-Autodesk-Fusion-360.html" target="_self">Clean Uninstall/Reinstall</A>?</P> <P>I am&nbsp;wondering if something was messed up in an update or maybe Anti-Virus&nbsp;interfered with the install?</P> <P>&nbsp;</P> <P>Thank you for your patience.</P> Fri, 24 Apr 2015 17:36:52 GMT bob_holland 2015-04-24T17:36:52Z