自己开发自定义组件的时候,预览的时候会发生入下的错误

[lkk0824]

`vue.js:634 [Vue warn]: Error in render: "TypeError: e is not a constructor"

found in

--->


warn @ VM5 vue.js:634
logError @ VM5 vue.js:1902
globalHandleError @ VM5 vue.js:1897
handleError @ VM5 vue.js:1857
Vue._render @ VM5 vue.js:3574
updateComponent @ VM5 vue.js:4082
get @ VM5 vue.js:4494
Watcher @ VM5 vue.js:4483
mountComponent @ VM5 vue.js:4089
Vue.$mount @ VM5 vue.js:9088
Vue.$mount @ VM5 vue.js:11993
init @ VM5 vue.js:3144
createComponent @ VM5 vue.js:6017
createElm @ VM5 vue.js:5964
createChildren @ VM5 vue.js:6092
createElm @ VM5 vue.js:5993
createChildren @ VM5 vue.js:6092
createElm @ VM5 vue.js:5993
createChildren @ VM5 vue.js:6092
createElm @ VM5 vue.js:5993
createChildren @ VM5 vue.js:6092
createElm @ VM5 vue.js:5993
patch @ VM5 vue.js:6514
Vue._update @ VM5 vue.js:3961
updateComponent @ VM5 vue.js:4082
get @ VM5 vue.js:4494
Watcher @ VM5 vue.js:4483
mountComponent @ VM5 vue.js:4089
Vue.$mount @ VM5 vue.js:9088
Vue.$mount @ VM5 vue.js:11993
init @ VM5 vue.js:3144
createComponent @ VM5 vue.js:6017
createElm @ VM5 vue.js:5964
createChildren @ VM5 vue.js:6092
createElm @ VM5 vue.js:5993
patch @ VM5 vue.js:6553
Vue._update @ VM5 vue.js:3961
updateComponent @ VM5 vue.js:4082
get @ VM5 vue.js:4494
Watcher @ VM5 vue.js:4483
mountComponent @ VM5 vue.js:4089
Vue.$mount @ VM5 vue.js:9088
Vue.$mount @ VM5 vue.js:11993
Vue._init @ VM5 vue.js:5026
Vue @ VM5 vue.js:5092
(anonymous) @ 444:179
Show 16 more frames
vue.js:1906 TypeError: e is not a constructor
at e.value (VM14 engine.umd.min.js:34)
at e.value (VM14 engine.umd.min.js:34)
at VM14 engine.umd.min.js:80
at Array.map ()
at VueComponent.renderPreview (VM14 engine.umd.min.js:80)
at Proxy.render (VM14 engine.umd.min.js:80)
at VueComponent.Vue._render (VM5 vue.js:3572)
at VueComponent.updateComponent (VM5 vue.js:4082)
at Watcher.get (VM5 vue.js:4494)
at new Watcher (VM5 vue.js:4483)`