Going back through archives I found this from a couple of years ago. Seems to be the same problem, but there was no resolution posted.
https://cygwin.com/ml/cygwin/2015-07/msg00439.html At least I know I'm not the only one. Just to be thorough, I just tried fully removing Cygwin, rebooting, reinstalling but it didn't help. I still get the same problem with X. On Wed, Feb 1, 2017 at 1:09 PM, Jason Ahrens <cyg...@cougarcorp.net> wrote: > I installed Cygwin/X following the directions on https://x.cygwin.com/ > and the linked howto. > > The install seems to have gone fine with no errors popping up. > > However there seems to be a problem starting X properly. When I use > 'startxwin' the icon appears in the system tray, but nothing seems > capable of launching. > > The .xsession-error log shows fork commands failing like so: > > Failed to connect to socket /tmp/fam-ahrens/fam- > 802216072 [unknown (0x2A24)] xwin-xdg-menu 11160 fork: child -1 - > forked process 6804 died unexpectedly, retry 0, exit code 0xE0C00D5C, > errno 11 > fork() to run command failed > > I found a few references suggesting rebasing may help, so I followed > http://cygwin.wikia.com/wiki/Rebaseall a couple of times (making sure > to run the no-package setup), even rebooting between just to be sure, > but it still happens. > > Searching for that exit code only found one hit (not in cygwin) but no answer. > > To see if it was something with multiwindow mode, I tried running with > just an xterm and a root window > https://x.cygwin.com/docs/ug/using.html#using-starting-startx > startx /usr/bin/xterm > > The root window looked to pop up, then disappeared a second later > > All my installed Cygwin packages are up to date. My Windows version > reports itself as Microsoft Windows [Version 10.0.14393] > > Just looking for guidance on what else to try. X and related > applications seem to be the only things suffering from this, I can run > all CLI tools fine from the terminal. -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple