Cacti

hi i follow all instruction and I'm stuck at data object I chose the host and nothing changes in the list is empty
and when i run report error CFs average
plz help me
thx a lot

hi I have a problem with reportit I can not configure it and this is my final project study can someone help me please
I work on:
cacti 0.8.7g
reportit 0.7.5
I need someone to tell me how to configure plugin