I use im_file and om_file on windows,But throgh om_file,I get a file that is empty <Extension _syslog> Module xm_syslog </Extension> <Extension _json> Module xm_json </Extension> <Input in> Module im_file File "C:\Users\jiang.dengjie\Desktop\log.txt" Exec parse_syslog(); </Input> <Output out> Module om_file File "C:\Users\jiang.dengjie\Desktop\logtest.txt" Exec to_json(); </Output> <Route r> Path in => out </Route>