diff --git a/backend/apps/ai_model/model_factory.py b/backend/apps/ai_model/model_factory.py
index 0ba82c42..66c93997 100644
--- a/backend/apps/ai_model/model_factory.py
+++ b/backend/apps/ai_model/model_factory.py
@@ -110,7 +110,7 @@ def get_default_config() -> LLMConfig:
             select(AiModelDetail).where(AiModelDetail.default_model == True)
         ).first()
         if not db_model:
-            raise ValueError("The system default model has not been set")
+            raise Exception("The system default model has not been set")
 
         additional_params = {}
         if db_model.config:
diff --git a/backend/apps/system/api/aimodel.py b/backend/apps/system/api/aimodel.py
index d2127cde..7c20f0d7 100644
--- a/backend/apps/system/api/aimodel.py
+++ b/backend/apps/system/api/aimodel.py
@@ -38,6 +38,33 @@ async def check_llm(info: AiModelCreator, trans: Trans):
     
     return StreamingResponse(generate(), media_type="application/x-ndjson")
 
+@router.get("/default")
+async def check_default(session: SessionDep, trans: Trans):
+    db_model = session.exec(
+        select(AiModelDetail).where(AiModelDetail.default_model == True)
+    ).first()
+    if not db_model:
+        raise Exception(trans('i18n_llm.miss_default'))
+    
+@router.put("/default/{id}")
+async def set_default(session: SessionDep, id: int):
+    db_model = session.get(AiModelDetail, id)
+    if not db_model:
+        raise ValueError(f"AiModelDetail with id {id} not found")
+    if db_model.default_model:
+        return
+
+    try:
+        session.exec(
+            update(AiModelDetail).values(default_model=False)
+        )
+        db_model.default_model = True
+        session.add(db_model)
+        session.commit()
+    except Exception as e:
+        session.rollback()
+        raise e
+
 @router.get("", response_model=list[AiModelGridItem])
 async def query(
         session: SessionDep,
@@ -119,22 +146,5 @@ async def delete_model(
     session.delete(item)
     session.commit()
     
-@router.put("/default/{id}")
-async def set_default(session: SessionDep, id: int):
-    db_model = session.get(AiModelDetail, id)
-    if not db_model:
-        raise ValueError(f"AiModelDetail with id {id} not found")
-    if db_model.default_model:
-        return
 
-    try:
-        session.exec(
-            update(AiModelDetail).values(default_model=False)
-        )
-        db_model.default_model = True
-        session.add(db_model)
-        session.commit()
-    except Exception as e:
-        session.rollback()
-        raise e
     
\ No newline at end of file
diff --git a/backend/locales/en.json b/backend/locales/en.json
index ffe76fd3..b287e351 100644
--- a/backend/locales/en.json
+++ b/backend/locales/en.json
@@ -29,6 +29,7 @@
     },
     "i18n_llm": {
         "validate_error": "Validation failed [{msg}]",
-        "delete_default_error": "Cannot delete default model [{key}]!"
+        "delete_default_error": "Cannot delete default model [{key}]!",
+        "miss_default": "The default large language model has not been configured"
     }
 }
\ No newline at end of file
diff --git a/backend/locales/zh-CN.json b/backend/locales/zh-CN.json
index 2a63da7f..20835e97 100644
--- a/backend/locales/zh-CN.json
+++ b/backend/locales/zh-CN.json
@@ -30,6 +30,7 @@
     },
     "i18n_llm": {
         "validate_error": "校验失败[{msg}]",
-        "delete_default_error": "无法删除默认模型[{key}]！"
+        "delete_default_error": "无法删除默认模型[{key}]！",
+        "miss_default": "尚未配置默认大语言模型"
     }
 }
\ No newline at end of file
diff --git a/frontend/src/api/chat.ts b/frontend/src/api/chat.ts
index e28a5bf3..90df3be0 100644
--- a/frontend/src/api/chat.ts
+++ b/frontend/src/api/chat.ts
@@ -328,4 +328,5 @@ export const chatApi = {
   recommendQuestions: (record_id: number | undefined, controller?: AbortController) => {
     return request.fetchStream(`/chat/recommend_questions/${record_id}`, {}, controller)
   },
+  checkLLMModel: () => request.get('/system/aimodel/default', { requestOptions: { silent: true } }),
 }
diff --git a/frontend/src/entity/supplier.ts b/frontend/src/entity/supplier.ts
index 7e0a1aa0..a01d19fa 100644
--- a/frontend/src/entity/supplier.ts
+++ b/frontend/src/entity/supplier.ts
@@ -22,7 +22,7 @@ export const supplierList: Array<{
   },
   {
     id: 2,
-    name: '千帆大模型I',
+    name: '千帆大模型',
     icon: icon_bdyzn_colorful,
     model_config: {
       0: {
diff --git a/frontend/src/i18n/en.json b/frontend/src/i18n/en.json
index d0a28174..4ce6bb86 100644
--- a/frontend/src/i18n/en.json
+++ b/frontend/src/i18n/en.json
@@ -133,7 +133,8 @@
     "no_time": "No Time",
     "rename_conversation_title": "Rename conversation title",
     "conversation_title": "Conversation title",
-    "copied": "Copied"
+    "copied": "Copied",
+    "ask_failed": "Q&A failed"
   },
   "ds": {
     "title": "Data Sources",
@@ -291,7 +292,10 @@
     "del_default_tip": "Unable to delete the model: {msg}",
     "del_default_warn": "This model is the system default model. Please set another model as the system default before deleting this model.",
     "del_warn_tip": "Would you like to remove the model: {msg}？",
-    "check_failed": "Model is invalid [{msg}]"
+    "check_failed": "Model is invalid [{msg}]",
+    "default_miss": "The default llm has not been configured yet, so the q&a feature cannot be enabled, Please contact the administrator to configure it.",
+    "default_miss_admin": "The default llm has not been configured yet, so the q&a feature cannot be enabled.",
+    "to_config": "Go to configuration"
   },
   "user": {
     "workspace": "Workspace",
diff --git a/frontend/src/i18n/zh-CN.json b/frontend/src/i18n/zh-CN.json
index cf92151f..909e3c4d 100644
--- a/frontend/src/i18n/zh-CN.json
+++ b/frontend/src/i18n/zh-CN.json
@@ -133,7 +133,8 @@
     "no_time": "没有时间",
     "rename_conversation_title": "重命名对话标题",
     "conversation_title": "对话标题",
-    "copied": "已复制"
+    "copied": "已复制",
+    "ask_failed": "问数失败"
   },
   "ds": {
     "title": "数据源",
@@ -291,7 +292,10 @@
     "del_default_tip": "无法删除模型: {msg}",
     "del_default_warn": "该模型为系统默认模型，请先设置其他模型为系统默认模型，再删除此模型。",
     "del_warn_tip": "是否删除模型: {msg}？",
-    "check_failed": "模型无效【{msg}】"
+    "check_failed": "模型无效【{msg}】",
+    "default_miss": "尚未配置默认大语言大模型，因此无法开启问数，请联系管理员配置。",
+    "default_miss_admin": "尚未配置默认大语言大模型，因此无法开启问数。",
+    "to_config": "去配置"
   },
   "user": {
     "workspace": "工作空间",
diff --git a/frontend/src/views/chat/ChatListContainer.vue b/frontend/src/views/chat/ChatListContainer.vue
index 0e2c2104..68107b01 100644
--- a/frontend/src/views/chat/ChatListContainer.vue
+++ b/frontend/src/views/chat/ChatListContainer.vue
@@ -9,7 +9,9 @@ import ChatCreator from '@/views/chat/ChatCreator.vue'
 import { useAssistantStore } from '@/stores/assistant'
 import icon_sidebar_outlined from '@/assets/svg/icon_sidebar_outlined.svg'
 import icon_new_chat_outlined from '@/assets/svg/icon_new_chat_outlined.svg'
-
+import { useUserStore } from '@/stores/user'
+import router from '@/router'
+const userStore = useUserStore()
 const props = withDefaults(
   defineProps<{
     inPopover?: boolean
@@ -112,6 +114,33 @@ function goEmpty(func?: (...p: any[]) => void, ...params: any[]) {
 }
 
 const createNewChat = async () => {
+  try {
+    await chatApi.checkLLMModel()
+  } catch (error: any) {
+    console.error(error)
+    let errorMsg = t('model.default_miss')
+    let confirm_text = t('datasource.got_it')
+    if (userStore.isAdmin) {
+      errorMsg = t('model.default_miss_admin')
+      confirm_text = t('model.to_config')
+    }
+    ElMessageBox.confirm(t('qa.ask_failed'), {
+      confirmButtonType: 'primary',
+      tip: errorMsg,
+      showCancelButton: userStore.isAdmin,
+      confirmButtonText: confirm_text,
+      cancelButtonText: t('common.cancel'),
+      customClass: 'confirm-no_icon',
+      autofocus: false,
+      showClose: false,
+      callback: (val: string) => {
+        if (userStore.isAdmin && val === 'confirm') {
+          router.push('/system/model')
+        }
+      },
+    })
+    return
+  }
   goEmpty(doCreateNewChat)
 }
 
diff --git a/frontend/src/views/chat/index.vue b/frontend/src/views/chat/index.vue
index 5cc919d8..3354b877 100644
--- a/frontend/src/views/chat/index.vue
+++ b/frontend/src/views/chat/index.vue
@@ -356,7 +356,9 @@ import logo from '@/assets/LOGO.svg'
 import icon_send_filled from '@/assets/svg/icon_send_filled.svg'
 import { useAssistantStore } from '@/stores/assistant'
 import { onClickOutside } from '@vueuse/core'
-
+import { useUserStore } from '@/stores/user'
+import router from '@/router'
+const userStore = useUserStore()
 const props = defineProps<{
   startChatDsId?: number
 }>()
@@ -437,6 +439,33 @@ const createNewChatSimple = async () => {
 }
 
 const createNewChat = async () => {
+  try {
+    await chatApi.checkLLMModel()
+  } catch (error: any) {
+    console.error(error)
+    let errorMsg = t('model.default_miss')
+    let confirm_text = t('datasource.got_it')
+    if (userStore.isAdmin) {
+      errorMsg = t('model.default_miss_admin')
+      confirm_text = t('model.to_config')
+    }
+    ElMessageBox.confirm(t('qa.ask_failed'), {
+      confirmButtonType: 'primary',
+      tip: errorMsg,
+      showCancelButton: userStore.isAdmin,
+      confirmButtonText: confirm_text,
+      cancelButtonText: t('common.cancel'),
+      customClass: 'confirm-no_icon',
+      autofocus: false,
+      showClose: false,
+      callback: (val: string) => {
+        if (userStore.isAdmin && val === 'confirm') {
+          router.push('/system/model')
+        }
+      },
+    })
+    return
+  }
   goEmpty()
   if (isAssistant.value) {
     currentChat.value = new ChatInfo()
diff --git a/frontend/src/views/ds/Datasource.vue b/frontend/src/views/ds/Datasource.vue
index ef609561..a7ecefe7 100644
--- a/frontend/src/views/ds/Datasource.vue
+++ b/frontend/src/views/ds/Datasource.vue
@@ -18,7 +18,9 @@ import Card from './Card.vue'
 import DelMessageBox from './DelMessageBox.vue'
 import { dsTypeWithImg } from './js/ds-type'
 import { useI18n } from 'vue-i18n'
-
+import { useUserStore } from '@/stores/user'
+import { chatApi } from '@/api/chat'
+const userStore = useUserStore()
 interface Datasource {
   name: string
   num: string
@@ -99,7 +101,34 @@ const handleEditDatasource = (res: any) => {
   })
 }
 
-const handleQuestion = (id: string) => {
+const handleQuestion = async (id: string) => {
+  try {
+    await chatApi.checkLLMModel()
+  } catch (error: any) {
+    console.error(error)
+    let errorMsg = t('model.default_miss')
+    let confirm_text = t('datasource.got_it')
+    if (userStore.isAdmin) {
+      errorMsg = t('model.default_miss_admin')
+      confirm_text = t('model.to_config')
+    }
+    ElMessageBox.confirm(t('qa.ask_failed'), {
+      confirmButtonType: 'primary',
+      tip: errorMsg,
+      showCancelButton: userStore.isAdmin,
+      confirmButtonText: confirm_text,
+      cancelButtonText: t('common.cancel'),
+      customClass: 'confirm-no_icon',
+      autofocus: false,
+      showClose: false,
+      callback: (val: string) => {
+        if (userStore.isAdmin && val === 'confirm') {
+          router.push('/system/model')
+        }
+      },
+    })
+    return
+  }
   router.push({
     path: '/chat/index',
     query: {