rrd file not in /var/lib/cacti/rra !!!

[toancr]

HI Guy,
I have a trouble, may cacti version 0.8.8h, my Graph not show(error open file /var/lib/cacti/rra/xxx.rrd No such file or directory). But i found it in /var/www/html/cacti/rra/xxx.rrd , and i copy it to /var/lib/cacti/rra/ and the graph just show up. How i can fix it?

[Rno]

Under console -> Setting -> path
you have a line to where are stored your rrd file

[toancr]

I was attach the picture my paths cacti config? any wrong? Please help me.