Hi, I'm running xemacs 20.4 and the following happended to me when I tried to do C-H f with the cursor over the string `strokes-define-stroke'. /tm --- I'm running Solaris 7 on a Ultra Sparc Fatal error (11). Lisp backtrace follows: skip-syntax-backward("_w") # (unwind-protect ...) # (unwind-protect ...) # bind (stab) byte-code("À Âà !ÅÆÇ!!«`fzÈa¬`fzÉa¬ÊË!ÌÍwÎp!9­Ð!­," [syntax-table stab ((set-syntax-table stab)) set-syntax-table emacs-lisp-mode-syntax-table zerop skip-syntax-backward "_w" ?w ?\_ forward-sexp -1 "`'" nil read obj fboundp] 4) # (condition-case ... . ((error))) function-at-point() (let* ((fn ...) (val ...)) (list (if ... fn ...))) ) call-interactively(describe-function) # (condition-case ... . error) # (catch top-level ...) Segmentation fault (core dumped) $ $ $ gdb $(whence xemacs) core (gdb) where #0 0xfec9a480 in _libc_kill () #1 0x858cc in fatal_error_signal () #2 <signal handler called> #3 0xebb70 in bufpos_to_bytind_func () #4 0x1260a4 in find_before_next_newline () #5 0x1266e8 in Fskip_syntax_backward () #6 0x8bf1c in funcall_recording_as () #7 0x8c4dc in Ffuncall () #8 0x69580 in Fbyte_code () #9 0x8b944 in Feval () #10 0x89954 in condition_case_1 () #11 0x89adc in Fcondition_case_3 () #12 0x69a44 in Fbyte_code () #13 0x8d260 in Fapply () #14 0x8cf9c in Fapply () #15 0x8bb9c in Feval () #16 0x88a98 in FletX () #17 0x8b914 in Feval () #18 0x6ae14 in Fcall_interactively () #19 0x8ac44 in Fcommand_execute () #20 0xbd624 in extract_vector_nth_mouse_event () #21 0xbdc04 in Fdispatch_event () #22 0x72b34 in Fcommand_loop_1 () #23 0x7295c in Frecursive_edit () #24 0x89954 in condition_case_1 () #25 0x72388 in Freally_early_error_handler () #26 0x723b0 in Freally_early_error_handler () #27 0x895e4 in internal_catch () #28 0x725bc in initial_command_loop () #29 0x86b1c in Finvocation_directory () #30 0x87248 in main () GNU gdb 4.17 Copyright 1998 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "sparc-sun-solaris2.6"... (no debugging symbols found)... core: No such file or directory. (gdb) where No stack. Sorry! /tm