`

this.config[a] is undefined

 
阅读更多

转载地址：http://www.vivizu.com/2009/10/13/extjs%E4%B8%AD%E7%9A%84this-configa-is-undefined%E9%94%99%E8%AF%AF/

 

错误提示：

this.config[a] is undefined
this.mainBody is undefined

解决办法：
给autoExpandColumn对应的属性在ColumnModel中的定义加个id属性，如下：
{id:’name’,header: “name”,width: 75, sortable: true, dataIndex: ‘name’},

在代码中搜索autoExpandColumn，应该是该列没有定义或者Id错误

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