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howardabrams / demo-it

An Emacs package for running demonstrations, screencasts and presentations from within Emacs.
GNU General Public License v2.0
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emacs crashed when run demo-it-start #9

Closed topurce closed 2 years ago

topurce commented 7 years ago

This is my first time to use demo-it, it always crash, anyone can help? here's the environment and backtrace:

Emacs version: GNU Emacs 25.0.94.1 (x86_64-w64-mingw32) of 2016-05-26 demo-it version: demo-it-20161104.437

emacs_backtraced: xdisp.c:27683: Emacs fatal error: assertion failed: it->ascent >= 0 && it->descent >= 0

Backtrace: 000000040027a61a 000000040027a67b 00000004001314ac 00000004001b5eca 000000040007ba39 0000000400064c5f 0000000400067615 0000000400084981 000000040008856e 00000004001de0a7 0000000400031f34 000000040006e319 00000004000703f0 00000004001470ef 00000004001495db 000000040014c132 00000004001de03c 0000000400132e87 00000004001ddfc1 0000000400132ddf 000000040013b849 000000040013bdaf 00000004001321ac 00000004000013e5 0000000400001523 0000000400236b73 00007ffde33a835c 00007ffde3b95e89

This application has requested the Runtime to terminate it in an unusual way. Please contact the application's support team for more information.

howardabrams commented 7 years ago

Wow ... that's pretty amazing since all of the code stays at the Lisp level. Since I've never seen anything like this, please bear with me as I try to get more information. I assume this happens when you run demo-it-start, correct? Can you give me the contents of your demo-it-create call?

howardabrams commented 2 years ago

Haven't been able to duplicate this.