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-rw-r--r--keystone-moon/keystone/contrib/moon/backends/sql.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/keystone-moon/keystone/contrib/moon/backends/sql.py b/keystone-moon/keystone/contrib/moon/backends/sql.py
index 7cbbd4c0..f08038a2 100644
--- a/keystone-moon/keystone/contrib/moon/backends/sql.py
+++ b/keystone-moon/keystone/contrib/moon/backends/sql.py
@@ -892,7 +892,10 @@ class IntraExtensionConnector(IntraExtensionDriver):
query = session.query(AggregationAlgorithm)
query = query.filter_by(intra_extension_id=intra_extension_id)
ref = query.first()
- return {ref.id: ref.aggregation_algorithm}
+ try:
+ return {ref.id: ref.aggregation_algorithm}
+ except AttributeError:
+ return {}
def set_aggregation_algorithm_dict(self, intra_extension_id, aggregation_algorithm_id, aggregation_algorithm_dict):
with sql.transaction() as session: