Exception on /archive-delete

• Hydrus v518
• hydrus-api v 5.0

When I fill out the address and API fields and press the search button, I get a 500 server error. The console shows the following

[2023-03-05 23:04:10,089] ERROR in app: Exception on /archive-delete [POST]
Traceback (most recent call last):
  File "C:\hydrus-archive-delete\venv\lib\site-packages\hydrus_api\__init__.py", line 307, in _api_request
    response = self.session.request(method, self.api_url + path, **kwargs)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\requests\sessions.py", line 587, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\requests\sessions.py", line 695, in send
    adapter = self.get_adapter(url=request.url)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\requests\sessions.py", line 792, in get_adapter
    raise InvalidSchema(f"No connection adapters were found for {url!r}")
requests.exceptions.InvalidSchema: No connection adapters were found for '10.0.0.244:45869/get_files/search_files'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "C:\hydrus-archive-delete\venv\lib\site-packages\flask\app.py", line 2528, in wsgi_app
    response = self.full_dispatch_request()
  File "C:\hydrus-archive-delete\venv\lib\site-packages\flask\app.py", line 1825, in full_dispatch_request
    rv = self.handle_user_exception(e)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\flask\app.py", line 1823, in full_dispatch_request
    rv = self.dispatch_request()
  File "C:\hydrus-archive-delete\venv\lib\site-packages\flask\app.py", line 1799, in dispatch_request
    return self.ensure_sync(self.view_functions[rule.endpoint])(**view_args)
  File "C:\hydrus-archive-delete\server.py", line 84, in ad
    file_ids = search_files(api_key, api_url, clean_tags, file_service, tag_service, file_sort, file_sort_asc)
  File "C:\hydrus-archive-delete\server.py", line 19, in search_files
    file_ids = cl.search_files(search_tags, file_service, None, tag_service, None, file_sort, file_sort_asc)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\hydrus_api\__init__.py", line 644, in search_files
    response = self._api_request("GET", self._SEARCH_FILES_PATH, params=params)
  File "C:\hydrus-archive-delete\venv\lib\site-packages\hydrus_api\__init__.py", line 311, in _api_request
    raise ConnectionError(*error.args)
hydrus_api.ConnectionError: No connection adapters were found for '10.0.0.244:45869/get_files/search_files'