Cannot read property '$el' of undefined at VueComponent
在.vue文件的template標籤裏面引用子組件，以下所示html <scroll class="middle-r" ref="lyriclist" :data="currentLyric && currentLyric.lines"></scroll> 而後再<script>中的methods屬性中的一個方法去獲取到該對象：因爲<scroll>是一個子組件，經過this.$refs.lyric
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相關文章
- 1. TypeError: Cannot read property 'indexOf' of undefined at VueComponent.resetField
- 2. TypeError: Cannot read property '$router' of undefined at eval
- 3. TypeError: Cannot read property '$$' of undefined at HTMLElement._attached.wx.getPlatform._touchstar
- 4. Cannot read property 'field' of undefined (at _8 (jquery.numberbox.js:33))
- 5. Cannot read property 'globalData' of undefined;at App onLaunch function
- 6. Cannot read property 'thisCompilation' of undefined
- 7. Cannot read property 'newLine' of undefined
- 8. Cannot read property '_withTask' of undefined
- 9. TypeError: Cannot read property 'compilation' of undefined
- 10. "TypeError: Cannot read property ‘_wrapper’ of undefined"