From eac10e703e4505745fb71e7396615800c0153af2 Mon Sep 17 00:00:00 2001
From: Matthew Runyon <matthewrunyon@deephaven.io>
Date: Mon, 10 Jun 2024 18:15:04 -0500
Subject: [PATCH] Adjust return error

---
 .../ui/src/deephaven/ui/object_types/ElementMessageStream.py  | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/plugins/ui/src/deephaven/ui/object_types/ElementMessageStream.py b/plugins/ui/src/deephaven/ui/object_types/ElementMessageStream.py
index 9c9f44baf..f21280fe0 100644
--- a/plugins/ui/src/deephaven/ui/object_types/ElementMessageStream.py
+++ b/plugins/ui/src/deephaven/ui/object_types/ElementMessageStream.py
@@ -393,7 +393,9 @@ def _call_callable(self, callable_id: str, args: Any) -> Any:
             json.dumps(result)
             return result
         except Exception:
-            return {"error": f"Cannot serialize callable {callable_id} result"}
+            return {
+                "serialization_error": f"Cannot serialize callable {callable_id} result"
+            }
 
     def _close_callable(self, callable_id: str) -> None:
         """