Warning: require_once(C:\AMF\dev\wp-content\plugins\amf_cities/../usa_states.php): failed to open stream: No such file or directory in C:\AMF\dev\wp-content\plugins\amf_cities\amf_cities.php on line 16

Fatal error: require_once(): Failed opening required 'C:\AMF\dev\wp-content\plugins\amf_cities/../usa_states.php' (include_path='c:\php5.4\includes') in C:\AMF\dev\wp-content\plugins\amf_cities\amf_cities.php on line 16