error on changing to device mode, Already have a Dart type associated

[madsager]

From @cbobach on October 23, 2015 6:32

spa_error

Reconstruct polymer-dart spa errors in device mode

Using dart version: 1.13.0-dev.7.2, chromium version: 45.0.2454.101 Ubuntu 15.10, and dartium version: Chromium 39.0.2171.99 custom

dependencies: web_components: '>=0.11.3 <0.13.0' route_hierarchical: any reflectable: ^0.3.1 polymer: ^1.0.0-rc.2 polymer_interop: ^1.0.0-rc.1 polymer_elements: git: url: https://github.com/dart-lang/polymer_elements.git ref: update

ERROR: interop_support.js:72 Already have a Dart type associated with iron-media-query interop_support.js:72 Already have a Dart type associated with iron-selector interop_support.js:72 Already have a Dart type associated with paper-drawer-panel interop_support.js:72 Already have a Dart type associated with paper-item interop_support.js:72 Already have a Dart type associated with paper-menu interop_support.js:72 Already have a Dart type associated with iron-meta interop_support.js:72 Already have a Dart type associated with iron-meta-query interop_support.js:72 Already have a Dart type associated with iron-icon interop_support.js:72 Already have a Dart type associated with iron-iconset-svg interop_support.js:72 Already have a Dart type associated with opaque-animation interop_support.js:72 Already have a Dart type associated with neon-animatable interop_support.js:72 Already have a Dart type associated with neon-animated-pages interop_support.js:72 Already have a Dart type associated with slide-left-animation interop_support.js:72 Already have a Dart type associated with slide-from-right-animation interop_support.js:72 Already have a Dart type associated with array-selector interop_support.js:72 Already have a Dart type associated with dom-bind interop_support.js:72 Already have a Dart type associated with dom-if interop_support.js:72 Already have a Dart type associated with dom-repeat js_helper.dart:1697 Uncaught NotSupportedError: Failed to execute 'registerElement' on 'Document': Registration failed for type 'main-app'. A type with that name is already registered.

I have made a repo that reproduces the error https://github.com/cbobach/spa_error. I have found an old error that looks similarly with polymer 0.16 https://github.com/dart-lang/polymer-dart/issues/58.

Copied from original issue: dart-lang/sdk#24702

[cbobach]

I can still replicate the error after the update today, 2015-10-23.