On 09/04/2015 01:40, tmacchant wrote: >> DISPLAY=:0.0 makes me to see xterm! >> Note that so far I can share Cygwin/X for both 32 bit and 64 bit. > But now it should be started separately >> (I am using both 32 bit and 64 bit version because I'm providing cvs > snapshot of gnuplot on both 32 and 64 bit.) Because 32-bit and 64-bit cygwin are completely independent, it's not possible for a a 32-bit cygwin X client to connect via a unix-domain socket to a 64-bit cygwin X server (and vice versa) So if you want that to work, you will have to use and allow TCP, as described in [1] [1] http://x.cygwin.com/docs/faq/cygwin-x-faq.html#q-local-noncygwin-clients-cant-connect -- Jon TURNEY Volunteer Cygwin/X X Server maintainer -- 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