help me

[sweet0416]

ssh输入代码 opkg install luci luci-base luci-compat 登录界面无法登录并显示如下代码 /usr/lib/lua/luci/controller/ddns.lua:14: module 'luci.model.ipkg' not found: no field package.preload['luci.model.ipkg'] no file './luci/model/ipkg.lua' no file '/usr/share/lua/luci/model/ipkg.lua' no file '/usr/share/lua/luci/model/ipkg/init.lua' no file '/usr/lib/lua/luci/model/ipkg.lua' no file '/usr/lib/lua/luci/model/ipkg/init.lua' no file './luci/model/ipkg.so' no file '/usr/lib/lua/luci/model/ipkg.so' no file '/usr/lib/lua/loadall.so' no file './luci.so' no file '/usr/lib/lua/luci.so' no file '/usr/lib/lua/loadall.so' stack traceback: [C]: in function 'require' /usr/lib/lua/luci/controller/ddns.lua:14: in main chunk [C]: in function 'require' /usr/lib/lua/luci/dispatcher.lua:531: in function 'createindex' /usr/lib/lua/luci/dispatcher.lua:558: in function 'createtree' /usr/lib/lua/luci/dispatcher.lua:243: in function 'dispatch' /usr/lib/lua/luci/dispatcher.lua:121: in function </usr/lib/lua/luci/dispatcher.lua:120>