I upgraded my Python version to 3.14, then I reinstalled keepmenu using the command yay -S keepmenu-git. After running keepmenu, I encountered this error message.
└>keepmenu
Traceback (most recent call last):
File "/usr/bin/keepmenu", line 8, in <module>
sys.exit(main())
~~~~^^
File "/usr/lib/python3.14/site-packages/keepmenu/__main__.py", line 214, in main
run(**args)
~~~^^^^^^^^
File "/usr/lib/python3.14/site-packages/keepmenu/__main__.py", line 144, in run
dmenu.start()
~~~~~~~~~~~^^
File "/usr/lib/python3.14/multiprocessing/process.py", line 121, in start
self._popen = self._Popen(self)
~~~~~~~~~~~^^^^^^
File "/usr/lib/python3.14/multiprocessing/context.py", line 224, in _Popen
return _default_context.get_context().Process._Popen(process_obj)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
File "/usr/lib/python3.14/multiprocessing/context.py", line 300, in _Popen
return Popen(process_obj)
File "/usr/lib/python3.14/multiprocessing/popen_forkserver.py", line 35, in __init__
super().__init__(process_obj)
~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
File "/usr/lib/python3.14/multiprocessing/popen_fork.py", line 20, in __init__
self._launch(process_obj)
~~~~~~~~~~~~^^^^^^^^^^^^^
File "/usr/lib/python3.14/multiprocessing/popen_forkserver.py", line 47, in _launch
reduction.dump(process_obj, buf)
~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^
File "/usr/lib/python3.14/multiprocessing/reduction.py", line 60, in dump
ForkingPickler(file, protocol).dump(obj)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^
TypeError: cannot pickle 'weakref.ReferenceType' object
when serializing dict item '_weakref'
when serializing multiprocessing.util.Finalize state
when serializing multiprocessing.util.Finalize object
when serializing dict item 'finalizer'
when serializing multiprocessing.popen_forkserver.Popen state
when serializing multiprocessing.popen_forkserver.Popen object
when serializing dict item '_popen'
when serializing keepmenu.__main__.Server state
when serializing keepmenu.__main__.Server object
when serializing dict item 'server'
when serializing keepmenu.keepmenu.DmenuRunner state
when serializing keepmenu.keepmenu.DmenuRunner object
Traceback (most recent call last):
File "/usr/lib/python3.14/multiprocessing/forkserver.py", line 340, in main
code = _serve_one(child_r, fds,
unused_fds,
old_handlers)
File "/usr/lib/python3.14/multiprocessing/forkserver.py", line 380, in _serve_one
code = spawn._main(child_r, parent_sentinel)
File "/usr/lib/python3.14/multiprocessing/spawn.py", line 132, in _main
self = reduction.pickle.load(from_parent)
File "/usr/lib/python3.14/multiprocessing/synchronize.py", line 117, in __setstate__
self._semlock = _multiprocessing.SemLock._rebuild(*state)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory
I upgraded my Python version to 3.14, then I reinstalled keepmenu using the command
yay -S keepmenu-git. After running keepmenu, I encountered this error message.