错误信息如下所示: isURLSameOrigin.js?3934:57 Uncaught (in promise) TypeError: Cannot read property 'protocol' of undefined at isURLSameOrigin (isURLSameOrigin.js?3934:57) at dispatchXhrRequest (xhr.js?b50d:103) at new Promise (<anonymous>) at xhrAdapter (xh…
Node中使用MySQL报错: TypeError: Cannot read property 'query' of undefined at /Users/sipeng/Desktop/彭思/2017年学习/Node/sampleEjs/sampleEjs/models/user.js:: at Handshake.onConnect [:) at Handshake.Sequence.end (/Users/sipeng/Desktop/彭思/2017年学习/Node/sampleEjs/s…
TypeError: Cannot read property 'validate' of undefined at VueComponent.submitForm (plat_users.html:385) at Proxy.boundFn (vue.js:130) at click (eval at makeFunction (vue.js:8480), <anonymous>:2:5611) at VueComponent.invoker (vue.js:1948) at VueComp…
我只安装了webpack,没有安装webpack-cli,第一次输入webpack打包时,提示 One CLI for webpack must be installed. These are recommended choices, delivered as separate packages: - webpack-cli (https://github.com/webpack/webpack-cli) The original webpack full-featured CLI. We wi…
前端vue报错 [Vue warn]: Error in render: "TypeError: Cannot read properties of null (reading 'name')" found in ****** 返回值接收时出Type错误往下翻 这个错误是不能加载属性为null的类型 我用了一个笨办法,把页面上的null值都ctrl+f标注出来然后都修改成0(0方便写点),然后我发现当前页面的错误并没有改变,最后我定位到了错误再我调用的子组件里面,我调用…
Vue报错: Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'protocol') 报错信息: Uncaught (in promise) TypeError: Cannot read properties of undefined (reading 'protocol') at isURLSameOrigin (isURLSameOrigin.js?3934:57) at dispat…
最近做公众号项目,想着统一风格,所以决定使用vux. 在调试时发现,只要鼠标点击x-input输入框,就会报错 TypeError: _this3.$refs.input.scrollIntoViewIfNeeded is not a function 什么鬼,作为前端小白的我一脸懵逼,这么快就遇到vux框架的坑了吗? 根据错误提示,在node_modules中查找vux的x-input实现方式, 在node_modules => vux => src => x-input找到如下目录内…
vue报错 [Vue warn]: Invalid prop: type check failed for prop "name". Expected String with value "4", got Number with value 4. 当出现这个错误原因在于写法上漏了数字和字符串的类型关系 引用了我们定义的数组和变量或者函数 这个问题就是我们点击:name默认的类型是字符串类型,而我们自己定义的是数字类型所以我们需要改一下就好 希望上述能帮到你…
File "/home/harrison/anaconda3/lib/python3.7/site-packages/matplotlib/image.py", line 634, in set_data raise TypeError("Image data cannot be converted to float")TypeError: Image data cannot be converted to float 代码如下: #!/usr/bin/python…
在做图片上传功能的时候,遇到了JS无法识别图片type的问题,在使用过程中是没有问题的,但是不知道为什么浏览器的Console报这个错误: Uncaught TypeError: Cannot read property 'type' of undefined at Function.$.ImgSrc (ModelUpload.do:18) at uploadImg (ModelUpload.do:77) at HTMLInputElement.onchange (ModelUpload.do:…
1.Property or method "xxx" is not defined on the instance but referenced during render. 原因:xxx在template或方法中使用了,但是没有在data中定义 2.can not read property ‘xxx’ of undefined 和 can not read propery ‘xxx’ of null 原因:因为 调用这个xxx方法的对象 的数据类型是undefined,所以无法调用…