Taro 2.x 升级3.x 引入自定义组件就报错

[狗不理汉堡]

Uncaught (in promise) Error: TypeError: Super expression must either be null or a function
at _callee$ (router.ts?051f:116)
at tryCatch (runtime.js?6a61:63)
at Generator.invoke [as _invoke] (runtime.js?6a61:293)
at Generator.eval [as throw] (runtime.js?6a61:118)
at asyncGeneratorStep (asyncToGenerator.js?2e91:3)
at _throw (asyncToGenerator.js?2e91:29)