error : mutex already locked by thread

[Damien Mattei]

Hi,

i have an error i never seen, without a line in code ,  the code worked on
Mac OS and on Linux , i did a fresh install of Linux and Guile and now i
have this error that seems unrelated with my code ( that did not changed) :

In procedure lock-mutex: mutex already locked by thread

any idea?

GNU Guile 3.0.8.99-f3ea8
Copyright (C) 1995-2022 Free Software Foundation, Inc.

Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
This program is free software, and you are welcome to redistribute it
under certain conditions; type `,show c' for details.

Enter `,help' for help.
scheme@(guile-user)> (load "start-λογικι-guile+.scm")
;;; note: auto-compilation is enabled, set GUILE_AUTO_COMPILE=0
;;;       or pass the --no-auto-compile argument to disable.
;;; compiling
/home/mattei/Dropbox/git/library-FunctProg/start-λογικι-guile+.scm
;;; WARNING: compilation of
/home/mattei/Dropbox/git/library-FunctProg/start-λογικι-guile+.scm failed:
;;; In procedure lock-mutex: mutex already locked by thread

Damien