diff --git a/packages/web/components/common/MySelect/MultipleRowSelect.tsx b/packages/web/components/common/MySelect/MultipleRowSelect.tsx
index 20fa6c049..dbf51d330 100644
--- a/packages/web/components/common/MySelect/MultipleRowSelect.tsx
+++ b/packages/web/components/common/MySelect/MultipleRowSelect.tsx
@@ -184,8 +184,9 @@ export const MultipleRowArraySelect = ({
 
   const [navigationPath, setNavigationPath] = useState<string[]>([]);
 
+  // Make sure the value is an array of arrays
   const formatValue = useMemo(() => {
-    return Array.isArray(value) ? value : [];
+    return Array.isArray(value) ? value.filter((v) => Array.isArray(v)) : [];
   }, [value]);
 
   // Close when clicking outside
diff --git a/projects/app/src/web/core/workflow/utils.ts b/projects/app/src/web/core/workflow/utils.ts
index ae5247939..1d5c6f998 100644
--- a/projects/app/src/web/core/workflow/utils.ts
+++ b/projects/app/src/web/core/workflow/utils.ts
@@ -328,7 +328,7 @@ export const filterWorkflowNodeOutputsByType = (
       valueType === WorkflowIOValueTypeEnum.arrayAny ||
       !output.valueType ||
       output.valueType === WorkflowIOValueTypeEnum.any ||
-      validTypeMap[valueType].includes(output.valueType)
+      validTypeMap[valueType]?.includes(output.valueType)
   );
 };