Node cannot be inserted at the specified point in the hierarchy" code: &quo

Node cannot be inserted at the specified point in the hierarchy" code: "3
使用AsyncTreeNode动态加载一颗树的时候。在ff下老是报Node cannot be inserted at the specified point in the hierarchy" code: "3 错误：
原因： 2 楼 smallcarp 2011-10-26   加response.setContentType("text/html");