Hi all,I have recently switched to stretch and I'm experiencing similar behaviour, segfaults when typing ö, ä, ü, ß, §, usw.
tcsh 6.20.00 (Astron) 2016-11-24 (i686-intel-linux) options wide,nls,dl,al,kan,sm,rh,nd,color,filec
Happy to support the hunt, please advise. Best, Alexander