Can't get new graphs no matter what

[7thgencivic.com]

I have tried everthing in this forum to get new graphs to show up, but nothing.

For Disk Space
RRDTool Says:

ERROR: opening '/home/xxxx/cacti/rra/7thgencivic_com_hdd_free_17.rrd': No such file or directory


Interface Traffic
RRDTool Says:


Notice: Undefined variable: regexps in /home/xxxx/cacti/lib/rrd.php on line 308

Notice: Undefined variable: fetch_array in /home/xxxx/cacti/lib/rrd.php on line 323
ERROR: no rrdtool fetch output, you probably forgot to pass a valid data source
Notice: Undefined variable: regexps in /home/xxxx/cacti/lib/rrd.php on line 308

Notice: Undefined variable: fetch_array in /home/xxxx/cacti/lib/rrd.php on line 323
ERROR: no rrdtool fetch output, you probably forgot to pass a valid data sourceERROR: opening '/home/xxx/cacti/rra/7thgencivic_com_traffic_in_18.rrd': No such file or directory

[user1]

Might sound obvious but have you checked if those files exist?

[7thgencivic.com]

But aren't they supposed to be made on-the-fly?

if not, where am i suppose to get them?

[user1]

rrds are created by data sources page.

Also, check your cron is set-up correctly for cmd.php.