On Fri, Jun 24, 2016 at 04:04:43PM +0000, ng0 wrote: >In gnu/packages/mail.scm I created this package. >It builds succesfully, but when I run it, it segfaults. >Running it in gdb however makes it succeed and not >segfault. How do I debug such a software? I applied the patch and built neomutt. Works for me. I'd commit your patch and solve your issue as bug. S_W