Error invalid token

[besendorf]

When I try to synchronize my calender in Thunderbird. Etesync-dav dispalys this error:

[2025-01-30 16:32:46 +0100] [72489/Thread-1 (process_request_thread)] [INFO] PUT request for '/peter/cJTWzvTQIjsBDSc0zVz-JH3BFmf_OVaG/9DtkDJg6DEsjCXzHiSvGiZeufNQCsJKr.ics' received from 127.0.0.1 using 'Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Thunderbird/128.5.2'
[2025-01-30 16:32:46 +0100] [72489/Thread-1 (process_request_thread)] [INFO] Successful login: 'peter' (htpasswd)
[2025-01-30 16:32:46 +0100] [72489/Thread-2 (process_request_thread)] [INFO] PROPFIND request for '/peter/10B6XWchYUvB7F1I8iPXaRcSJ-mYUhdm/' with depth '0' received from 127.0.0.1 using 'Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Thunderbird/128.5.2'
[2025-01-30 16:32:46 +0100] [72489/Thread-2 (process_request_thread)] [INFO] Successful login: 'peter' (htpasswd)
[2025-01-30 16:32:46 +0100] [72489/Thread-3] [ERROR] Invalid token.
Traceback (most recent call last):
  File "/usr/lib/python3.13/site-packages/etesync_dav/radicale/storage.py", line 84, in run
    etesync.sync()
    ~~~~~~~~~~~~^^
  File "/usr/lib/python3.13/site-packages/etesync_dav/local_cache/__init__.py", line 94, in sync
    self.sync_collection_list()
    ~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/usr/lib/python3.13/site-packages/etesync_dav/local_cache/__init__.py", line 108, in sync_collection_list
    col_list = col_mgr.list(COL_TYPES, fetch_options)
  File "/usr/lib/python3.13/site-packages/etebase/__init__.py", line 247, in list
    return CollectionListResponse(self._inner.list_multi(list(col_type), _inner(fetch_options)))
                                  ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
etebase_python.Error: Invalid token.
[2025-01-30 16:32:46 +0100] [72489/Thread-2 (process_request_thread)] [ERROR] An exception occurred during PROPFIND request on '/peter/10B6XWchYUvB7F1I8iPXaRcSJ-mYUhdm/': Invalid token.
[2025-01-30 16:32:46 +0100] [72489/Thread-1 (process_request_thread)] [WARNING] Precondition failed on PUT request for '/peter/cJTWzvTQIjsBDSc0zVz-JH3BFmf_OVaG/9DtkDJg6DEsjCXzHiSvGiZeufNQCsJKr.ics' (HTTP_IF_MATCH: "LQug6tv4asMSNlLLFRLTfg", item has different etag: "yKrUbPCCjoFDYx4ScYM7DQ")
[2025-01-30 16:32:46 +0100] [72489/Thread-1 (process_request_thread)] [INFO] PUT response status for '/peter/cJTWzvTQIjsBDSc0zVz-JH3BFmf_OVaG/9DtkDJg6DEsjCXzHiSvGiZeufNQCsJKr.ics' in 0.297 seconds: 412 Precondition Failed
[2025-01-30 16:32:46 +0100] [72489/Thread-3] [ERROR] Invalid token.
Traceback (most recent call last):
  File "/usr/lib/python3.13/site-packages/etesync_dav/radicale/storage.py", line 84, in run
    etesync.sync()
    ~~~~~~~~~~~~^^
  File "/usr/lib/python3.13/site-packages/etesync_dav/local_cache/__init__.py", line 94, in sync
    self.sync_collection_list()
    ~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/usr/lib/python3.13/site-packages/etesync_dav/local_cache/__init__.py", line 108, in sync_collection_list
    col_list = col_mgr.list(COL_TYPES, fetch_options)
  File "/usr/lib/python3.13/site-packages/etebase/__init__.py", line 247, in list
    return CollectionListResponse(self._inner.list_multi(list(col_type), _inner(fetch_options)))
                                  ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
etebase_python.Error: Invalid token.