Re: v2.26.0 fails to start with return code -1073741569 (0xC00000FD)

Thanks,
your attached file shows exception code 0xC00000FF ->=20
'STATUS_BAD_FUNCTION_TABLE'
which means 'A malformed function table was encountered during an unwind=
=20
operation.'
[Source:=20
https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-erref/596=
a1078-e883-4972-9bbc-49e60bebca55]

Can you try to run lilypond through WinDbg?
https://aka.ms/windbg/download

Michael

Am 27.04.26 um 06:04 schrieb [email protected]:
> There is not any popups or anything other than that return code.  I=E2=
=80=99ve reviewed the entries in Event Viewer several times while testing =
this but nothing ever showed there.
>
>  =20
>
> The only thing I can ever find is in C:\ProgramData\Microsoft\Windows\WE=
R\ReportArchive where there are many folders with names -
>
>  =20
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_01=
2e335f-a8ad-4555-8fd6-ad65457285ba
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_09=
c24a07-d3ea-4713-aca9-0fac4b48e20b
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_1c=
b7287c-6850-4239-bf0a-ddf7bece9c77
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_1d=
a753e8-7ffa-471f-a8ed-227f27266f5f
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_22=
842cbd-7966-4b98-9525-73895ea4d17b
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_34=
bdfc75-de73-4848-9fff-e22be4724324
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_34=
f7606a-3a05-4d3d-8245-129462c90ff2
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_42=
da5237-9a10-4a27-9c49-345f4ea78dcf
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_50=
b44121-9e66-4f7d-a557-f1739feeebf0
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_59=
a68c59-1f93-4f17-99cf-044bbf43b47c
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_5d=
ae2d55-ac8e-4db2-a663-ca47b6bd19e7
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_60=
686176-3756-42e1-9572-b3630eba2df7
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_67=
2fd283-dcf1-48dc-9f2f-b29621c720d2
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_67=
e145ad-6fee-4fcb-a419-479a66791f73
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_80=
3a293e-8d5d-4944-901e-9e162c2915f5
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_9c=
9aafe9-988c-46ee-a2c2-8aa94b8a6f0d
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_a5=
350633-a0ef-4cf9-83b1-fddd4763ec9a
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_c1=
f17038-9892-4a7d-b15f-89c9ca947532
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_ca=
c4cf8d-ca83-4acd-b8e1-54b5a5b1fb92
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_cc=
abf9b3-4282-4a2d-bdd2-21dee69d8b79
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_e4=
fc6981-53a5-4b7b-ad58-49239d850b9b
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_ee=
8736de-136b-4d36-8240-0a1b9cc33de1
>
> AppCrash_lilypond.exe_fd37ad8d12639d5b538b952110a87f70bf2de6_74c2b572_fb=
f67d96-0e23-4ddd-8741-ff86a40fad5d
>
> and inside each folder there is one file, Report.wer (most recent attach=
ed).
>
>  =20
>
> Thanks,
>
> Steve
>
>  =20
>
> From: Karlin High <[email protected]>
> Sent: Sunday, April 26, 2026 7:01 AM
> To: Jonas Hahnfeld <[email protected]>
> Cc: [email protected]; bug-lilypond <[email protected]>
> Subject: Re: v2.26.0 fails to start with return code -1073741569 (0xC000=
00FD)
>
>  =20
>
> On Sun, Apr 26, 2026, 2:47=E2=80=AFAM Jonas Hahnfeld via bug-lilypond <b=
[email protected] <mailto:[email protected]> > wrote:
>
> When it crashes, do you get a popup that would allow you to
> get a stack trace / crash report? These might just be hexadecimal
> numbers (0x...)
>
>  =20
>
> And if there is no popup, check Windows Event Viewer. There are separate=
 logs for System and Application, either could be interesting.
>
> --
>
> Karlin High
>
> Missouri, USA
>