[Observium] port charts are broke

version=4534 os=centos 6.4 64bit

The error "[Wed Sep 25 15:10:26 2013] [error] [client 192.168.128.151] File does not exist: /opt/observium/html/graphs, referer: http://192.168.128.240/graphs/type=port_bits/to=1380136072/id=1533/from=1380... "

Here is a screenshot

[image: Inline image 1]