diff --git a/backend/modules/observability/domain/task/service/task_callback.go b/backend/modules/observability/domain/task/service/task_callback.go
index f1e54dcd4..89f7644b1 100644
--- a/backend/modules/observability/domain/task/service/task_callback.go
+++ b/backend/modules/observability/domain/task/service/task_callback.go
@@ -132,7 +132,7 @@ func (t *TaskCallbackServiceImpl) AutoEvalCallback(ctx context.Context, event *e
 			AnnotationType: gptr.Of(loop_span.AnnotationTypeAutoEvaluate),
 		})
 		if err != nil {
-			return err
+			logs.CtxWarn(ctx, "fail to insert annotations, %v", err)
 		}
 	}
 	return nil