This is just a guess, but what happens if you leave off the -w dump.mitm option?
Also, see How to export projects to format for non mitmproxy users to view? for how to take your dump.mitm file and convert it to HAR.
This is just a guess, but what happens if you leave off the -w dump.mitm option?
Also, see How to export projects to format for non mitmproxy users to view? for how to take your dump.mitm file and convert it to HAR.