diff --git a/packages/global/core/workflow/runtime/utils.ts b/packages/global/core/workflow/runtime/utils.ts
index c4d9dcf15..8fef7e728 100644
--- a/packages/global/core/workflow/runtime/utils.ts
+++ b/packages/global/core/workflow/runtime/utils.ts
@@ -66,9 +66,26 @@ export const valueTypeFormat = (value: any, valueType?: WorkflowIOValueTypeEnum)
     return false;
   };
 
-  // 1. any值，忽略格式化
-  if (value === undefined || value === null) return value;
-  if (!valueType || valueType === WorkflowIOValueTypeEnum.any) return value;
+  // Handle null/undefined, return default value by type
+  if (value === undefined || value === null) {
+    if (!valueType || valueType === WorkflowIOValueTypeEnum.any) return value;
+
+    // Default value map (use function to ensure new reference each time)
+    const defaultValueMap: Partial<Record<WorkflowIOValueTypeEnum, () => any>> = {
+      [WorkflowIOValueTypeEnum.string]: () => '',
+      [WorkflowIOValueTypeEnum.number]: () => 0,
+      [WorkflowIOValueTypeEnum.boolean]: () => false,
+      [WorkflowIOValueTypeEnum.arrayString]: () => [],
+      [WorkflowIOValueTypeEnum.arrayNumber]: () => [],
+      [WorkflowIOValueTypeEnum.arrayBoolean]: () => [],
+      [WorkflowIOValueTypeEnum.arrayObject]: () => [],
+      [WorkflowIOValueTypeEnum.arrayAny]: () => [],
+      [WorkflowIOValueTypeEnum.object]: () => ({})
+    };
+
+    const getDefaultValue = defaultValueMap[valueType];
+    return getDefaultValue ? getDefaultValue() : value;
+  }
 
   // Password check
   if (valueType === WorkflowIOValueTypeEnum.string && isSecretValue(value)) return value;
@@ -78,7 +95,7 @@ export const valueTypeFormat = (value: any, valueType?: WorkflowIOValueTypeEnum)
     (valueType === WorkflowIOValueTypeEnum.string && typeof value === 'string') ||
     (valueType === WorkflowIOValueTypeEnum.number && typeof value === 'number') ||
     (valueType === WorkflowIOValueTypeEnum.boolean && typeof value === 'boolean') ||
-    (valueType.startsWith('array') && Array.isArray(value)) ||
+    (valueType?.startsWith('array') && Array.isArray(value)) ||
     (valueType === WorkflowIOValueTypeEnum.object && typeof value === 'object') ||
     (valueType === WorkflowIOValueTypeEnum.chatHistory &&
       (Array.isArray(value) || typeof value === 'number')) ||
@@ -117,7 +134,7 @@ export const valueTypeFormat = (value: any, valueType?: WorkflowIOValueTypeEnum)
   }
 
   // 4.4 数组类型(这里 value 不是数组类型)（TODO: 嵌套数据类型转化）
-  if (valueType.startsWith('array')) {
+  if (valueType?.startsWith('array')) {
     if (isObjectString(value)) {
       try {
         return json5.parse(value);
@@ -132,7 +149,7 @@ export const valueTypeFormat = (value: any, valueType?: WorkflowIOValueTypeEnum)
       WorkflowIOValueTypeEnum.datasetQuote,
       WorkflowIOValueTypeEnum.selectDataset,
       WorkflowIOValueTypeEnum.selectApp
-    ].includes(valueType)
+    ].includes(valueType as any)
   ) {
     if (isObjectString(value)) {
       try {
diff --git a/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/hooks/useDebug.tsx b/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/hooks/useDebug.tsx
index 5ef62b1c3..a666d91e2 100644
--- a/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/hooks/useDebug.tsx
+++ b/projects/app/src/pageComponents/app/detail/WorkflowComponents/Flow/hooks/useDebug.tsx
@@ -265,6 +265,7 @@ export const useDebug = () => {
           <Box display={currentTab === TabEnum.node ? 'block' : 'none'}>
             {renderInputs.map((item) => (
               <LabelAndFormRender
+                {...item}
                 key={item.key}
                 label={item.label}
                 required={item.required}
@@ -279,6 +280,7 @@ export const useDebug = () => {
           <Box display={currentTab === TabEnum.global ? 'block' : 'none'}>
             {customVar.map((item) => (
               <LabelAndFormRender
+                {...item}
                 key={item.key}
                 label={item.label}
                 required={item.required}
@@ -291,6 +293,7 @@ export const useDebug = () => {
             ))}
             {internalVar.map((item) => (
               <LabelAndFormRender
+                {...item}
                 key={item.key}
                 label={item.label}
                 required={item.required}
@@ -303,6 +306,7 @@ export const useDebug = () => {
             ))}
             {filteredVar.map((item) => (
               <LabelAndFormRender
+                {...item}
                 key={item.key}
                 label={item.label}
                 required={item.required}
diff --git a/projects/app/src/pageComponents/app/detail/WorkflowComponents/context/workflowInitContext.tsx b/projects/app/src/pageComponents/app/detail/WorkflowComponents/context/workflowInitContext.tsx
index 6a8e69dae..0c967e472 100644
--- a/projects/app/src/pageComponents/app/detail/WorkflowComponents/context/workflowInitContext.tsx
+++ b/projects/app/src/pageComponents/app/detail/WorkflowComponents/context/workflowInitContext.tsx
@@ -153,6 +153,7 @@ const WorkflowInitContextProvider = ({
         version: node.data.version,
         versionLabel: node.data.versionLabel,
         isLatestVersion: node.data.isLatestVersion,
+        isFolded: node.data.isFolded,
         inputs: node.data.inputs.map((input) => {
           return {
             key: input.key,
diff --git a/projects/app/src/pageComponents/app/tool/SecretInputModal.tsx b/projects/app/src/pageComponents/app/tool/SecretInputModal.tsx
index 49bd0bc43..0eb9abd0c 100644
--- a/projects/app/src/pageComponents/app/tool/SecretInputModal.tsx
+++ b/projects/app/src/pageComponents/app/tool/SecretInputModal.tsx
@@ -230,6 +230,7 @@ const SecretInputModal = ({
                                 {showInput ? (
                                   <Input
                                     bg={'myGray.50'}
+                                    placeholder={item.description}
                                     {...register(inputKey, {
                                       required: item.required
                                     })}