To help with that, seeing the same thing. From my logs:
[Wed Sep 25 10:18:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 10:22:02 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=firewall/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122522/device=39/type=device_bits/from=1380036122/legend=yes/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:26 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380122544/device=39/type=device_bits/from=1380036144/legend=no/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:22:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/type=device_cipsec_flow_bits/device=39/to=1380122549/from=1380036149/
[Wed Sep 25 10:44:00 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=firewall/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:44:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/graphs, referer: http://observium.argo.local/graphs/to=1380123840/device=39/type=device_bits/from=1380037440/legend=yes/
[Wed Sep 25 10:46:03 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 10:46:06 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 10:55:43 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=firewall/
[Wed Sep 25 10:56:07 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/graphs/to=1380124543/device=39/type=device_bits/from=1380038143/legend=yes/
[Wed Sep 25 10:56:17 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/device/device=39/tab=ports/
[Wed Sep 25 10:57:53 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 10:57:54 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 11:02:40 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=storage/
[Wed Sep 25 11:02:53 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/device/device=17/
[Wed Sep 25 11:02:57 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/device/device=17/
[Wed Sep 25 11:05:59 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 11:06:24 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_state=Unknown//
[Wed Sep 25 11:06:39 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_state=Unknown//
[Wed Sep 25 11:07:06 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_city=Unknown//
[Wed Sep 25 11:07:13 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_city=Unknown//
[Wed Sep 25 11:07:29 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_state=Unknown//
[Wed Sep 25 11:07:43 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location_state=Unknown//
[Wed Sep 25 11:28:49 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/
[Wed Sep 25 13:21:43 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:21:49 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:22:22 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=firewall/
[Wed Sep 25 13:28:44 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:28:49 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:28:57 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:29:08 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:29:20 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:29:35 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:29:36 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:29:36 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/type=network/
[Wed Sep 25 13:44:32 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/ports/state=up/
[Wed Sep 25 13:45:47 2013] [error] [client xxx.xxx.xxx.xxx] File does not exist: /opt/observium/html/images/loader.gif, referer: http://observium.argo.local/devices/location=Richardson,%20TX/
Andrew Hunstiger – Network Administrator I
1500 N. Greenville Ave., Suite 500
Richardson, TX 75081
Phone: 972.866.3545
Fax: 972.866.3301
Email: Andrew.Hunstiger@argodata.com
From: observium [mailto:observium-bounces@observium.org]
On Behalf Of Zach Underwood
Sent: Wednesday, September 25, 2013 2:28 PM
To: Observium Network Observation System
Subject: [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=1380049672/"
Here is a screenshot