Cannot add device

[uboat214]

When I add a Cisco 3560G Switch in Mac Track Device Management. And it returns "Save Failed."
Log：
06/16/2015 02:03:15 PM - MACTRACK: Poller[0] ERROR: Cacti Device: (0/3): Cisco 3560G, error on save: a:26:{s:9:"device_id";s:1:"0";s:7:"host_id";s:1:"3";s:7:"site_id";s:1:"0";s:8:"hostname";s:11:"Cisco 3560G";s:11:"device_name";s:5:"3560A";s:5:"notes";s:0:"";s:9:"scan_type";s:1:"1";s:12:"snmp_options";s:1:"0";s:15:"snmp_readstring";s:6:"public";s:12:"snmp_version";s:1:"2";s:13:"snmp_username";s:0:"";s:13:"snmp_password";s:0:"";s:18:"snmp_auth_protocol";s:3:"MD5";s:20:"snmp_priv_passphrase";s:0:"";s:18:"snmp_priv_protocol";s:3:"DES";s:12:"snmp_context";s:0:"";s:9:"snmp_port";s:3:"161";s:12:"snmp_timeout";s:3:"500";s:12:"snmp_retries";s:1:"3";s:8:"max_oids";s:2:"10";s:9:"user_name";s:0:"";s:13:"user_password";s:0:"";s:11:"ignorePorts";s:0:"";s:9:"term_type";s:1:"1";s:16:"private_key_path";s:0:"";s:8:"disabled";s:0:"";}
06/16/2015 02:03:15 PM - CMDPHP: Poller[0] ERROR: SQL Save Command Failed for Table 'mac_track_devices'. Error was 'Unknown column 'host_id' in 'field list''

What can I do to solve this problem?