Exception in CKAN harvester

[amercader]

ckan-dev_1    | Traceback (most recent call last):
ckan-dev_1    |   File "/srv/app/src_extensions/ckanext-harvest/ckanext/harvest/harvesters/base.py", line 369, in _create_or_update_package
ckan-dev_1    |     else 'package_create_rest')(context, package_dict)
ckan-dev_1    |   File "/srv/app/src/ckan/ckan/logic/__init__.py", line 464, in wrapped
ckan-dev_1    |     result = _action(context, data_dict, **kw)
ckan-dev_1    |   File "/srv/app/src/ckan/ckan/logic/action/create.py", line 177, in package_create
ckan-dev_1    |     raise ValidationError(errors)
ckan-dev_1    | ValidationError: {'extras': [{}, {}, {}, {}, {'key': ['There is a schema field with the same name']}, {}, {'key': ['There is a schema field with the same name']}, {'key': ['There is a schema field with the same name']}]}

@brew fixed a similar issue in the ESRI harvester so it probably makes sense to apply the same logic to all harvested datasets