PolymerElements / iron-pages

Simple content switcher
https://www.webcomponents.org/element/PolymerElements/iron-pages
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MS Edge error #63

Open samdz opened 6 years ago

samdz commented 6 years ago

Description

Demo of iron-pages (with Polymer 2.0) does not work in MS Edge. It works in Chrome and Firefox). I just bower installed ALL Polymer 2 items.

Expected outcome

I expect the standard demo to function as in Chrome and Firefox

ironpageserror

Actual outcome

In MS Edge I get this error: "Unable to get property '__catchall' of undefined or null reference attach-shadow.js (188,5)

Live Demo

Steps to reproduce

Run the iron-pages demo (index.html) in MS Edge.

Browsers Affected

ignlopezperez commented 6 years ago

I have the same error, in Edge and IE11.

image

ageblade commented 6 years ago

I think that it is a problem when webcomponentsjs did not finish loading all the polyfills. I tried waiting for WebComponentsReady event and only after that loading the application and the message disappeared. Hope it helps!