diff --git a/packages/dbgpt-app/pyproject.toml b/packages/dbgpt-app/pyproject.toml
index 0d4e6cedf..18d0faa03 100644
--- a/packages/dbgpt-app/pyproject.toml
+++ b/packages/dbgpt-app/pyproject.toml
@@ -15,6 +15,7 @@ dependencies = [
     "dbgpt-ext",
     "dbgpt-serve",
     "dbgpt-client",
+    "dbgpt-sandbox",
     "aiofiles",
     "httpx>=0.24.0",
     "pyparsing",
diff --git a/web/components/chat/header/model-selector.tsx b/web/components/chat/header/model-selector.tsx
index 204bb60f6..2aae3146d 100644
--- a/web/components/chat/header/model-selector.tsx
+++ b/web/components/chat/header/model-selector.tsx
@@ -42,16 +42,17 @@ function ModelSelector({ onChange }: Props) {
     <Select
       value={model}
       placeholder={t('choose_model')}
-      className='w-52'
+      className='min-w-[120px]'
+      popupMatchSelectWidth={false}
       onChange={val => {
         onChange?.(val);
       }}
     >
       {modelList.map(item => (
-        <Select.Option key={item}>
+        <Select.Option key={item} title={item}>
           <div className='flex items-center'>
             {renderModelIcon(item)}
-            <span className='ml-2'>{MODEL_ICON_MAP[item]?.label || item}</span>
+            <span className='ml-2'>{item}</span>
           </div>
         </Select.Option>
       ))}
diff --git a/web/utils/index.ts b/web/utils/index.ts
index 2b2da5315..273c75c80 100644
--- a/web/utils/index.ts
+++ b/web/utils/index.ts
@@ -60,6 +60,14 @@ export const parseResourceValue = (value: any): any[] => {
 
   try {
     // If the value is a string, try to parse it as JSON
+    // Plain strings (e.g. knowledge space names like "知识库1") are not valid JSON,
+    // skip JSON.parse to avoid noisy console errors
+    if (typeof value === 'string') {
+      const trimmed = value.trim();
+      if (!trimmed.startsWith('[') && !trimmed.startsWith('{')) {
+        return [];
+      }
+    }
     let resourceData = typeof value === 'string' ? JSON.parse(value) : value;
 
     // If resourceData is not an array but an object, convert it to array format