If i try to access the Dynamic Dns LUCI GUI on 19.07 RC1 i get:
Failed to execute cbi dispatcher target for entry '/admin/services/ddns'.
The called action terminated with an exception:
/usr/lib/lua/luci/controller/ddns.lua:116: attempt to index field '?' (a nil value)
stack traceback:
/usr/lib/lua/luci/controller/ddns.lua:116: in function 'service_version'
/usr/lib/lua/luci/controller/ddns.lua:126: in function 'service_ok'
/usr/lib/lua/luci/model/cbi/ddns/overview.lua:20: in function 'func'
/usr/lib/lua/luci/cbi.lua:66: in function 'load'
/usr/lib/lua/luci/dispatcher.lua:943: in function </usr/lib/lua/luci/dispatcher.lua:937>