i want to detect ticket requst that come empty from emails.. i tried with filters:1) setup filter that in topic problem contets rule contains a " " space.. but not work!2) later i tried a filter regpex that mach 10 chars amount using \{100,\} as regex but no work3) later using same but that not mach with same regxe but still not work!any can help me to obtain the result ! i want filter emails that not have any string and only have attachments!(i already know that emails are not always empty, headers are includen in mail object????)