/usr/lib/lua/luci/dispatcher.lua:460: Failed to execute template dispatcher target for entry '/admin/status/routes'.
The called action terminated with an exception:
/usr/lib/lua/luci/template.lua:97: Failed to execute template 'admin_status/routes'.
A runtime error occured: /usr/lib/lua/luci/tools/webadmin.lua:99: attempt to call method 'sub' (a nil value)
stack traceback:
	[C]: in function 'assert'
	/usr/lib/lua/luci/dispatcher.lua:460: in function 'dispatch'
	/usr/lib/lua/luci/dispatcher.lua:141: in function