diff --git a/backend_py/primary/primary/services/flow_network_assembler/_utils.py b/backend_py/primary/primary/services/flow_network_assembler/_utils.py
index 0e819deac..27cee849f 100644
--- a/backend_py/primary/primary/services/flow_network_assembler/_utils.py
+++ b/backend_py/primary/primary/services/flow_network_assembler/_utils.py
@@ -1,8 +1,6 @@
 import logging
 
 
-from enum import StrEnum
-
 from primary.services.sumo_access.group_tree_types import DataType, EdgeOrNode, TreeType
 from ._group_tree_dataframe_model import GroupTreeDataframeModel
 
@@ -112,7 +110,7 @@ def compute_all_group_vectors(group_tree_model: GroupTreeDataframeModel) -> set[
 
     res = set()
     for data_type in all_data_types:
-        res |= compute_tree_well_vectors(group_tree_model, data_type)
+        res |= compute_tree_group_vectors(group_tree_model, data_type)
 
     return res
 
diff --git a/backend_py/primary/primary/services/flow_network_assembler/flow_network_assembler.py b/backend_py/primary/primary/services/flow_network_assembler/flow_network_assembler.py
index a19aced53..edbbd8487 100644
--- a/backend_py/primary/primary/services/flow_network_assembler/flow_network_assembler.py
+++ b/backend_py/primary/primary/services/flow_network_assembler/flow_network_assembler.py
@@ -160,7 +160,7 @@ def _verify_that_sumvecs_exists(self, check_sumvecs: set[str]) -> None:
         missing_sumvecs = check_sumvecs - self._all_vectors
         if len(missing_sumvecs) > 0:
             str_missing_sumvecs = ", ".join(missing_sumvecs)
-            raise ValueError("Missing summary vectors for the GroupTree plugin: " f"{str_missing_sumvecs}.")
+            raise ValueError("Missing summary vectors for the GroupTree plugin: ", f"{str_missing_sumvecs}.")
 
     async def _initialize_all_vectors_list_async(self) -> None:
         vector_info_arr = await self._summary_access.get_available_vectors_async()
@@ -467,7 +467,9 @@ def _create_flow_network_summary_vectors_info(
 
         for datatype in datatypes:
             sumvec_name = _utils.create_sumvec_from_datatype_nodename_and_keyword(datatype, nodename, keyword)
+
             edge_or_node = _utils.get_tree_element_for_data_type(datatype)
+
             all_sumvecs.add(sumvec_name)
             if edge_or_node == EdgeOrNode.EDGE:
                 edge_sumvecs.add(sumvec_name)