将 Dart 应用程序编译为 js 会出现这两个错误:
编号 1:
InvalidStateError: Failed to call 'register' on 'Document' for type 'polymer-element': a type with that name is already registered.
编号 2:
Breaking on exception: TypeError: Object #<qE> has no method 'vL'
对象 qE 由 dart2js 创建。如何找到解决方案?有合适的工具来寻找解决方案吗?感谢提前!