I have the exact same symptoms (with ddxSigGiveUp as last line) but never added a line in /etc/X11/Xsession.d/ I'll check if i see something in 90preserve_ld_library_path (computer is away right now).
I have the exact same symptoms (with ddxSigGiveUp as last line) but never added a line in /etc/X11/ Xsession. d/ ld_library_ path (computer is away right now).
I'll check if i see something in 90preserve_