Traceback (most recent call last):
  File "/trytond/wsgi.py", line 109, in dispatch_request
    return endpoint(request, **request.view_args)
  File "/trytond/protocols/dispatcher.py", line 47, in rpc
    return methods.get(request.rpc_method, _dispatch)(
  File "/trytond/wsgi.py", line 77, in auth_required
    return wrapped(*args, **kwargs)
  File "/trytond/protocols/wrappers.py", line 131, in wrapper
    return func(request, pool, *args, **kwargs)
  File "/trytond/protocols/dispatcher.py", line 181, in _dispatch
    result = rpc.result(meth(*c_args, **c_kwargs))
  File "/trytond/model/descriptors.py", line 33, in newfunc
    return self.func(owner, *args, **kwargs)
  File "/trytond/model/modelview.py", line 694, in wrapper
    return func(cls, records, *args, **kwargs)
  File "/trytond/modules/company/ir.py", line 95, in run_once
    super(Cron, cls).run_once([cron])
  File "/trytond/model/descriptors.py", line 33, in newfunc
    return self.func(owner, *args, **kwargs)
  File "/trytond/model/modelview.py", line 694, in wrapper
    return func(cls, records, *args, **kwargs)
  File "/trytond/ir/cron.py", line 112, in run_once
    getattr(Model, method)()
  File "/trytond/modules/web_shop_vue_storefront/web.py", line 166, in vsf_update
    es.index(
  File "/trytond/modules/web_shop_vue_storefront/web.py", line 28, in wrapper
    return func(*args, **kwargs)
  File "/trytond/modules/web_shop_vue_storefront/web.py", line 36, in index
    return super().index(**kwargs)
  File "/site-packages/elasticsearch/client/utils.py", line 84, in _wrapped
    return func(*args, params=params, **kwargs)
  File "/site-packages/elasticsearch/client/__init__.py", line 394, in index
    return self.transport.perform_request(
  File "/site-packages/elasticsearch/transport.py", line 351, in perform_request
    status, headers_response, data = connection.perform_request(
  File "/site-packages/elasticsearch/connection/http_urllib3.py", line 261, in perform_request
    self._raise_error(response.status, raw_data)
  File "/site-packages/elasticsearch/connection/base.py", line 181, in _raise_error
    raise HTTP_EXCEPTIONS.get(status_code, TransportError)(
elasticsearch.exceptions.RequestError: RequestError(400, 'invalid_type_name_exception', "Document mapping type name can't start with '_', found: [_doc]")