Snmpservices guifi.net error log

root@coopy:~/scripts# tail -f /var/log/apache2/error.log
[Mon Aug 20 18:26:52 2012] [error] [client 192.168.1.6] PHP Warning:  Invalid argument supplied for foreach() in /usr/share/snpservices/common/misc.php on line 61
ERROR: opening '/var/lib/snpservices/rrdb//44358_ping.rrd': No such file or directory
ERROR: opening '/var/lib/snpservices/rrdb//44358_ping.rrd': No such file or directory
[Mon Aug 20 18:26:52 2012] [error] [client 192.168.1.6] PHP Warning:  array_chunk(): Size parameter expected to be greater than 0 in /usr/share/snpservices/common/misc.php on line 57
[Mon Aug 20 18:26:52 2012] [error] [client 192.168.1.6] PHP Warning:  Invalid argument supplied for foreach() in /usr/share/snpservices/common/misc.php on line 61
[Mon Aug 20 18:27:10 2012] [error] [client 192.168.1.6] PHP Notice:  Undefined offset: 0 in /usr/share/snpservices/services/graph.php on line 120
[Mon Aug 20 18:27:10 2012] [error] [client 192.168.1.6] PHP Fatal error:  Call to a member function attributes() on a non-object in /usr/share/snpservices/services/graph.php on line 120
[Mon Aug 20 18:27:12 2012] [error] [client 192.168.1.6] PHP Notice:  Undefined offset: 0 in /usr/share/snpservices/services/graph.php on line 120
[Mon Aug 20 18:27:12 2012] [error] [client 192.168.1.6] PHP Fatal error:  Call to a member function attributes() on a non-object in /usr/share/snpservices/services/graph.php on line 120