[Bug Report] el-cascader 在@change中修改v-model绑定的值,会报Cannot read property 'level' of null
- Dominant language
- Vue
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Description
### Element UI version
2.13.2
### OS/Browsers version
Mac/Chrome 84.0.4147.105
### Vue version
2.6.11
### Reproduction Link
https://codepen.io/thj2/pen/yLOerdR
### Steps to reproduce
1.点击全部
2.点击其他选项就会报错
3.不能删除
### What is Expected?
修改 element-ui->lib->casader-panel.js 下
handleExpand: function handleExpand(node, silent) {}
在此方法中判断node是否为空
if(!node)return
不知道什么原因我在@chang方法中二次修改后node为空
在1294行 var nodes = activePath.map(function (node) {
return _this2.getNodeByValue(node.getValue());
});
nodes为 []导致后面的错误
### What is actually happening?
统一报错(TypeError: Cannot read property 'level' of null)
版本element-ui 2.10.0是可以的
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