我正在尝试使用Emacs Package Manager安装ECB以与Emacs 24.3.1配合使用，但安装时出现此错误：
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/jn-file-tree.el at Mon Jul 1 20:54:45 2013
Entering directory `/home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/'
jn-file-tree.el:31:1:Error: Cannot open load file: jn-tree-node
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/jn-tree-node.el at Mon Jul 1 20:54:45 2013
jn-tree-node.el:32:1:Error: Cannot open load file: jn-utils
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/jn-tree-view.el at Mon Jul 1 20:54:45 2013
jn-tree-view.el:31:1:Error: Cannot open load file: jn-window
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/jn-utils.el at Mon Jul 1 20:54:45 2013
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/jn-window.el at Mon Jul 1 20:54:45 2013
jn-window.el:44:25:Error: Invalid lambda variable (parent jn-window-container)
Compiling file /home/khanh/.emacs.d/elpa/ecb-20130406.1406/ecb2/test.el at Mon Jul 1 20:54:45 2013
test.el:31:1:Error: Cannot open load file: jn-tree-view
任何人都请帮帮我。谢谢。 抱歉我的英语不好。