diff --git a/autogpt_platform/backend/backend/data/graph.py b/autogpt_platform/backend/backend/data/graph.py
index 584a929e13..46099e8122 100644
--- a/autogpt_platform/backend/backend/data/graph.py
+++ b/autogpt_platform/backend/backend/data/graph.py
@@ -355,7 +355,7 @@ class BaseGraph(GraphBaseMeta):
                 "required": [p.name for p in schema_fields if p.value is None],
             }
         except AttributeError as e:
-            raise ValueError(str(e)) from e
+            raise ValueError(f"Invalid graph schema input: {e}") from e
 
 
 class GraphTriggerInfo(BaseModel):
diff --git a/autogpt_platform/backend/backend/data/graph_test.py b/autogpt_platform/backend/backend/data/graph_test.py
index 3c4ad15c2b..2064e6a9a3 100644
--- a/autogpt_platform/backend/backend/data/graph_test.py
+++ b/autogpt_platform/backend/backend/data/graph_test.py
@@ -1477,5 +1477,5 @@ def test_generate_schema_raises_value_error_when_name_missing():
     and re-raised as ValueError so the existing 400 handler in rest_api.py fires
     instead of falling through to the 500 catch-all.
     """
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="name"):
         GraphModel._generate_schema((AgentInputBlock.Input, {}))