diff --git a/api/core/workflow/nodes/knowledge_retrieval/knowledge_retrieval_node.py b/api/core/workflow/nodes/knowledge_retrieval/knowledge_retrieval_node.py
index dd314073a2..c964c252ce 100644
--- a/api/core/workflow/nodes/knowledge_retrieval/knowledge_retrieval_node.py
+++ b/api/core/workflow/nodes/knowledge_retrieval/knowledge_retrieval_node.py
@@ -375,19 +375,20 @@ class KnowledgeRetrievalNode(LLMNode):
                                 expected_value = self.graph_runtime_state.variable_pool.convert_template(
                                     expected_value
                                 ).value[0]
-                                if expected_value.value_type == "number":  # type: ignore
-                                    expected_value = expected_value.value  # type: ignore
-                                elif expected_value.value_type == "string":  # type: ignore
-                                    expected_value = re.sub(r"[\r\n\t]+", " ", expected_value.text).strip()  # type: ignore
-                                elif expected_value.value_type in (
-                                    "array[number]",
-                                    "array[string]",
-                                    "array[object]",
-                                    "array",
-                                ):  # type: ignore
-                                    expected_value = expected_value.value  # type: ignore
-                                else:
-                                    raise ValueError("Invalid expected metadata value type")
+                                if hasattr(expected_value, "value_type"):
+                                    if expected_value.value_type == "number":  # type: ignore
+                                        expected_value = expected_value.value  # type: ignore
+                                    elif expected_value.value_type == "string":  # type: ignore
+                                        expected_value = re.sub(r"[\r\n\t]+", " ", expected_value.text).strip()  # type: ignore
+                                    elif expected_value.value_type in (
+                                        "array[number]",
+                                        "array[string]",
+                                        "array[object]",
+                                        "array",
+                                    ):  # type: ignore
+                                        expected_value = expected_value.value  # type: ignore
+                                    else:
+                                        raise ValueError("Invalid expected metadata value type")
                             elif isinstance(expected_value, list):
                                 # For constant array values
                                 pass
diff --git a/api/core/workflow/utils/condition/processor.py b/api/core/workflow/utils/condition/processor.py
index 9795387788..c321f1812c 100644
--- a/api/core/workflow/utils/condition/processor.py
+++ b/api/core/workflow/utils/condition/processor.py
@@ -77,7 +77,7 @@ def _evaluate_condition(
     *,
     operator: SupportedComparisonOperator,
     value: Any,
-    expected: str | Sequence[str] | None,
+    expected: str | Sequence[str] | Sequence[int] | Sequence[float] | int | float | None,
 ) -> bool:
     match operator:
         case "contains":