Hi Keith, There's an open issue for this on the designer repo: https://github.com/Polymer/designer/issues/50. If you follow that ticket you can track our progress on this.
On Wed, Jul 23, 2014 at 7:09 AM, Keith Garrod <[email protected]> wrote: > I have installed the designer (tried 0.3.4 & master) on my localhost. When > I click the <> button to go to source mode and click again to go back to > wysiwig, I get the following messages in the console and the contents of my > element (if any) are lost. It even happens with an empty canvas. > > I have been playing around with metadata, and thought I may have caused > the error, so I checked out a fresh copy from github - same result. > > Exception caught during observer callback: TypeError: undefined is not a > function at Polymer.ensureMeta ( > http://localhost:3000/components/x-meta/x-meta.html/x-meta.js:143:47 > <http://localhost:3000/components/x-meta/x-meta.html/x-meta.js>) at > Polymer.loadElementImports ( > http://localhost:3000/elements/design-host/design-host.html/[1766].js:119:22 > <http://localhost:3000/elements/design-host/design-host.html/%5B1766%5D.js>) > at Polymer.loadHtml ( > http://localhost:3000/elements/design-host/design-host.html/[1766].js:93:12 > <http://localhost:3000/elements/design-host/design-host.html/%5B1766%5D.js>) > at Polymer.loadHtml ( > http://localhost:3000/elements/design-canvas/design-canvas.html/[1157].js:512:21 > <http://localhost:3000/elements/design-canvas/design-canvas.html/%5B1157%5D.js>) > at Polymer.loadHtml ( > http://localhost:3000/elements/design-frame/design-frame.html/[1561].js:50:19 > <http://localhost:3000/elements/design-frame/design-frame.html/%5B1561%5D.js>) > at Polymer.loadHtml ( > http://localhost:3000/elements/designer-element/designer-element.html/[1645].js:312:19 > <http://localhost:3000/elements/designer-element/designer-element.html/%5B1645%5D.js>) > at Polymer.codeToDesign ( > http://localhost:3000/elements/designer-element/designer-element.html/[1645].js:210:10 > <http://localhost:3000/elements/designer-element/designer-element.html/%5B1645%5D.js>) > at Polymer.selectedChanged ( > http://localhost:3000/elements/designer-element/designer-element.html/[1645].js:155:12 > <http://localhost:3000/elements/designer-element/designer-element.html/%5B1645%5D.js>) > at g.invokeMethod ( > http://localhost:3000/components/polymer/polymer.js:12:13312 > <http://localhost:3000/components/polymer/polymer.js>) at > g.notifyPropertyChanges ( > http://localhost:3000/components/polymer/polymer.js:12:11598 > <http://localhost:3000/components/polymer/polymer.js>) > > Follow Polymer on Google+: plus.google.com/107187849809354688692 > --- > You received this message because you are subscribed to the Google Groups > "Polymer" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/polymer-dev/4b133452-d840-49cf-b504-9daa2a14b5cd%40googlegroups.com > <https://groups.google.com/d/msgid/polymer-dev/4b133452-d840-49cf-b504-9daa2a14b5cd%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > Follow Polymer on Google+: plus.google.com/107187849809354688692 --- You received this message because you are subscribed to the Google Groups "Polymer" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/polymer-dev/CAJj5OwDN0mqx%2By44aWz3B5w5U1XD7Dt8Uzs2xH1F2OxDZUvsQw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
