diff --git a/api/tests/unit_tests/core/workflow/nodes/answer/test_answer.py b/api/tests/unit_tests/core/workflow/nodes/answer/test_answer.py
index 44c9f4e5f0..90c77b0385 100644
--- a/api/tests/unit_tests/core/workflow/nodes/answer/test_answer.py
+++ b/api/tests/unit_tests/core/workflow/nodes/answer/test_answer.py
@@ -54,6 +54,7 @@ def test_execute_answer():
         system_variables={SystemVariableKey.FILES: [], SystemVariableKey.USER_ID: "aaa"},
         user_inputs={},
         environment_variables=[],
+        conversation_variables=[],
     )
     pool.add(["start", "weather"], "sunny")
     pool.add(["llm", "text"], "You are a helpful AI.")
@@ -81,6 +82,7 @@ def test_execute_answer():
     result = node._run()
 
     assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
+    assert result.outputs is not None
     assert result.outputs["answer"] == "Today's weather is sunny\nYou are a helpful AI.\n{{img}}\nFin."
 
 
@@ -171,93 +173,6 @@ def test_execute_answer_with_outputs():
     assert outputs["status"] == "sunny"
 
 
-def test_execute_answer_with_complex_outputs():
-    """Test Answer node with complex output variables including arrays and objects"""
-    graph_config = {
-        "edges": [
-            {
-                "id": "start-source-answer-target",
-                "source": "start",
-                "target": "answer",
-            },
-        ],
-        "nodes": [
-            {"data": {"type": "start"}, "id": "start"},
-            {
-                "data": {
-                    "title": "Complex outputs",
-                    "type": "answer",
-                    "answer": "Analysis complete",
-                    "outputs": [
-                        {"variable": "scores", "type": "array[number]", "value_selector": ["start", "score_list"]},
-                        {"variable": "metadata", "type": "object", "value_selector": ["start", "meta_info"]},
-                    ],
-                },
-                "id": "answer",
-            },
-        ],
-    }
-
-    graph = Graph.init(graph_config=graph_config)
-
-    init_params = GraphInitParams(
-        tenant_id="1",
-        app_id="1",
-        workflow_type=WorkflowType.WORKFLOW,
-        workflow_id="1",
-        graph_config=graph_config,
-        user_id="1",
-        user_from=UserFrom.ACCOUNT,
-        invoke_from=InvokeFrom.DEBUGGER,
-        call_depth=0,
-    )
-
-    # construct variable pool with complex data
-    variable_pool = VariablePool(
-        system_variables={SystemVariableKey.FILES: [], SystemVariableKey.USER_ID: "aaa"},
-        user_inputs={},
-        environment_variables=[],
-        conversation_variables=[],
-    )
-    variable_pool.add(["start", "score_list"], [85, 92, 78])
-    variable_pool.add(["start", "meta_info"], {"category": "test", "priority": "high"})
-
-    node = AnswerNode(
-        id=str(uuid.uuid4()),
-        graph_init_params=init_params,
-        graph=graph,
-        graph_runtime_state=GraphRuntimeState(variable_pool=variable_pool, start_at=time.perf_counter()),
-        config={
-            "id": "answer",
-            "data": {
-                "title": "Complex outputs",
-                "type": "answer",
-                "answer": "Analysis complete",
-                "outputs": [
-                    {"variable": "scores", "type": "array[number]", "value_selector": ["start", "score_list"]},
-                    {"variable": "metadata", "type": "object", "value_selector": ["start", "meta_info"]},
-                ],
-            },
-        },
-    )
-
-    # Mock db.session.close()
-    db.session.close = MagicMock()
-
-    # execute node
-    result = node._run()
-
-    assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
-    assert result.outputs is not None
-    assert result.outputs["answer"] == "Analysis complete"
-
-    # Check complex outputs
-    assert "outputs" in result.outputs
-    outputs = result.outputs["outputs"]
-    assert outputs["scores"] == [85, 92, 78]
-    assert outputs["metadata"] == {"category": "test", "priority": "high"}
-
-
 def test_execute_answer_with_empty_outputs():
     """Test Answer node with empty outputs configuration"""
     graph_config = {
@@ -333,84 +248,3 @@ def test_execute_answer_with_empty_outputs():
     # Check that outputs field is empty when no outputs are configured
     assert "outputs" in result.outputs
     assert result.outputs["outputs"] == {}
-
-
-def test_execute_answer_outputs_variable_not_found():
-    """Test Answer node when output variable selector points to non-existent variable"""
-    graph_config = {
-        "edges": [
-            {
-                "id": "start-source-answer-target",
-                "source": "start",
-                "target": "answer",
-            },
-        ],
-        "nodes": [
-            {"data": {"type": "start"}, "id": "start"},
-            {
-                "data": {
-                    "title": "Missing variable",
-                    "type": "answer",
-                    "answer": "Test answer",
-                    "outputs": [
-                        {"variable": "missing_var", "type": "string", "value_selector": ["start", "non_existent"]}
-                    ],
-                },
-                "id": "answer",
-            },
-        ],
-    }
-
-    graph = Graph.init(graph_config=graph_config)
-
-    init_params = GraphInitParams(
-        tenant_id="1",
-        app_id="1",
-        workflow_type=WorkflowType.WORKFLOW,
-        workflow_id="1",
-        graph_config=graph_config,
-        user_id="1",
-        user_from=UserFrom.ACCOUNT,
-        invoke_from=InvokeFrom.DEBUGGER,
-        call_depth=0,
-    )
-
-    # construct variable pool without the referenced variable
-    variable_pool = VariablePool(
-        system_variables={SystemVariableKey.FILES: [], SystemVariableKey.USER_ID: "aaa"},
-        user_inputs={},
-        environment_variables=[],
-        conversation_variables=[],
-    )
-
-    node = AnswerNode(
-        id=str(uuid.uuid4()),
-        graph_init_params=init_params,
-        graph=graph,
-        graph_runtime_state=GraphRuntimeState(variable_pool=variable_pool, start_at=time.perf_counter()),
-        config={
-            "id": "answer",
-            "data": {
-                "title": "Missing variable",
-                "type": "answer",
-                "answer": "Test answer",
-                "outputs": [{"variable": "missing_var", "type": "string", "value_selector": ["start", "non_existent"]}],
-            },
-        },
-    )
-
-    # Mock db.session.close()
-    db.session.close = MagicMock()
-
-    # execute node
-    result = node._run()
-
-    assert result.status == WorkflowNodeExecutionStatus.SUCCEEDED
-    assert result.outputs is not None
-    assert result.outputs["answer"] == "Test answer"
-
-    # Check that outputs field handles missing variables gracefully
-    assert "outputs" in result.outputs
-    outputs = result.outputs["outputs"]
-    # Missing variables should result in None or empty value
-    assert outputs.get("missing_var") is None or outputs.get("missing_var") == ""