From time to time I find this in syslog, with no apparent consequence:

gvfsd[9601]: 2026-04-19 04:58:03,549:asyncio ERROR(pid 9601): Exception in callback MulticastHandler.read_socket()
gvfsd[9601]: handle: <Handle MulticastHandler.read_socket()>
gvfsd[9601]: Traceback (most recent call last):
gvfsd[9601]:   File "/usr/lib/python3.13/asyncio/events.py", line 89, in _run
gvfsd[9601]:     self._context.run(self._callback, *self._args)
gvfsd[9601]:     ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
gvfsd[9601]:   File "/usr/bin/wsdd", line 330, in read_socket
gvfsd[9601]:     handler.handle_packet(msg.decode('utf-8'), address)
gvfsd[9601]:     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
gvfsd[9601]:   File "/usr/bin/wsdd", line 742, in handle_packet
gvfsd[9601]:     self.handle_message(msg, src)
gvfsd[9601]:     ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^
gvfsd[9601]:   File "/usr/bin/wsdd", line 534, in handle_message
gvfsd[9601]:     retval = handler(header, body)
gvfsd[9601]:   File "/usr/bin/wsdd", line 769, in handle_hello
gvfsd[9601]:     self.perform_metadata_exchange(endpoint, xaddr)
gvfsd[9601]:     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
gvfsd[9601]:   File "/usr/bin/wsdd", line 857, in perform_metadata_exchange
gvfsd[9601]:     self.handle_metadata(stream.read(), endpoint, xaddr)
gvfsd[9601]:     ~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
gvfsd[9601]:   File "/usr/bin/wsdd", line 866, in handle_metadata
gvfsd[9601]:     device_uuid = str(uuid.UUID(endpoint))
gvfsd[9601]:                       ~~~~~~~~~^^^^^^^^^^
gvfsd[9601]:   File "/usr/lib/python3.13/uuid.py", line 181, in __init__
gvfsd[9601]:     raise ValueError('badly formed hexadecimal UUID string')
gvfsd[9601]: ValueError: badly formed hexadecimal UUID string