diff --git a/app/core/application.py b/app/core/application.py
index d9ea9d9..396d9bc 100644
--- a/app/core/application.py
+++ b/app/core/application.py
@@ -39,7 +39,7 @@ def update_template_globals(app: FastAPI, update_info: dict):
 # --- Helper functions for lifespan ---
 async def _setup_database_and_config(app_settings):
     """Initializes database, syncs settings, and initializes KeyManager."""
-    await initialize_database()
+    initialize_database()
     logger.info("Database initialized successfully")
     await connect_to_db()
     await sync_initial_settings()
diff --git a/app/database/services.py b/app/database/services.py
index f5f0184..723cdc5 100644
--- a/app/database/services.py
+++ b/app/database/services.py
@@ -360,7 +360,38 @@ async def delete_error_log_by_id(log_id: int) -> bool:
     except Exception as e:
         logger.error(f"Error deleting error log with ID {log_id}: {e}", exc_info=True)
         raise
-
+ 
+ 
+async def delete_all_error_logs() -> int:
+    """
+    删除所有错误日志条目。
+ 
+    Returns:
+        int: 被删除的错误日志数量。
+    """
+    try:
+        # 1. 获取删除前的总数
+        count_query = select(func.count()).select_from(ErrorLog)
+        # fetch_val() is suitable here as we expect a single scalar value
+        total_to_delete = await database.fetch_val(count_query)
+ 
+        if total_to_delete == 0:
+            logger.info("No error logs found to delete.")
+            return 0
+ 
+        # 2. 执行删除操作
+        # This creates a query like "DELETE FROM error_log"
+        delete_query = delete(ErrorLog)
+        await database.execute(delete_query)
+        
+        logger.info(f"Successfully deleted all {total_to_delete} error logs.")
+        return total_to_delete
+    except Exception as e:
+        logger.error(f"Failed to delete all error logs: {str(e)}", exc_info=True)
+        # Re-raise the exception so it can be caught by the service layer or route handler
+        raise
+ 
+ 
 # 新增函数：添加请求日志
 async def add_request_log(
     model_name: Optional[str],
diff --git a/app/router/error_log_routes.py b/app/router/error_log_routes.py
index 8a4a7fc..88e24c7 100644
--- a/app/router/error_log_routes.py
+++ b/app/router/error_log_routes.py
@@ -183,6 +183,28 @@ async def delete_error_logs_bulk_api(
         )
 
 
+@router.delete("/errors/all", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_all_error_logs_api(request: Request):
+    """
+    删除所有错误日志 (异步)
+    """
+    auth_token = request.cookies.get("auth_token")
+    if not auth_token or not verify_auth_token(auth_token):
+        logger.warning("Unauthorized access attempt to delete all error logs")
+        raise HTTPException(status_code=401, detail="Not authenticated")
+ 
+    try:
+        deleted_count = await error_log_service.process_delete_all_error_logs()
+        logger.info(f"Successfully deleted all {deleted_count} error logs.")
+        # No body needed for 204 response
+        return Response(status_code=status.HTTP_204_NO_CONTENT)
+    except Exception as e:
+        logger.exception(f"Error deleting all error logs: {str(e)}")
+        raise HTTPException(
+            status_code=500, detail="Internal server error during deletion of all logs"
+        )
+ 
+ 
 @router.delete("/errors/{log_id}", status_code=status.HTTP_204_NO_CONTENT)
 async def delete_error_log_api(request: Request, log_id: int = Path(..., ge=1)):
     """
@@ -192,7 +214,7 @@ async def delete_error_log_api(request: Request, log_id: int = Path(..., ge=1)):
     if not auth_token or not verify_auth_token(auth_token):
         logger.warning(f"Unauthorized access attempt to delete error log ID: {log_id}")
         raise HTTPException(status_code=401, detail="Not authenticated")
-
+ 
     try:
         success = await error_log_service.process_delete_error_log_by_id(log_id)
         if not success:
@@ -209,25 +231,3 @@ async def delete_error_log_api(request: Request, log_id: int = Path(..., ge=1)):
         raise HTTPException(
             status_code=500, detail="Internal server error during deletion"
         )
-
-
-@router.delete("/errors/all", status_code=status.HTTP_204_NO_CONTENT)
-async def delete_all_error_logs_api(request: Request):
-    """
-    删除所有错误日志 (异步)
-    """
-    auth_token = request.cookies.get("auth_token")
-    if not auth_token or not verify_auth_token(auth_token):
-        logger.warning("Unauthorized access attempt to delete all error logs")
-        raise HTTPException(status_code=401, detail="Not authenticated")
-
-    try:
-        deleted_count = await error_log_service.process_delete_all_error_logs()
-        logger.info(f"Successfully deleted all {deleted_count} error logs.")
-        # No body needed for 204 response
-        return Response(status_code=status.HTTP_204_NO_CONTENT)
-    except Exception as e:
-        logger.exception(f"Error deleting all error logs: {str(e)}")
-        raise HTTPException(
-            status_code=500, detail="Internal server error during deletion of all logs"
-        )
diff --git a/app/static/js/error_logs.js b/app/static/js/error_logs.js
index e925d31..62d4c82 100644
--- a/app/static/js/error_logs.js
+++ b/app/static/js/error_logs.js
@@ -111,6 +111,8 @@ let cancelDeleteBtn; // 新增：取消删除按钮
 let confirmDeleteBtn; // 新增：确认删除按钮
 let deleteConfirmMessage; // 新增：删除确认消息元素
 let idsToDeleteGlobally = []; // 新增：存储待删除的ID
+let currentConfirmCallback = null; // 新增：存储当前的确认回调
+let deleteAllLogsBtn; // 新增：清空全部按钮
 
 // Helper functions for initialization
 function cacheDOMElements() {
@@ -147,9 +149,10 @@ function cacheDOMElements() {
   cancelDeleteBtn = document.getElementById("cancelDeleteBtn");
   confirmDeleteBtn = document.getElementById("confirmDeleteBtn");
   deleteConfirmMessage = document.getElementById("deleteConfirmMessage");
-}
-
-function initializePageSizeControls() {
+  deleteAllLogsBtn = document.getElementById("deleteAllLogsBtn"); // 缓存清空全部按钮
+ }
+  
+ function initializePageSizeControls() {
   if (pageSizeSelector) {
     pageSizeSelector.value = errorLogState.pageSize;
     pageSizeSelector.addEventListener("change", function () {
@@ -247,9 +250,35 @@ function initializeActionControls() {
   }
   // Bulk selection listeners are closely related to actions
   setupBulkSelectionListeners();
-}
-
-// 页面加载完成后执行
+  
+   // 为 "清空全部" 按钮添加事件监听器
+   if (deleteAllLogsBtn) {
+     deleteAllLogsBtn.addEventListener("click", function() {
+       const message = "您确定要清空所有错误日志吗？此操作不可恢复！";
+       showDeleteConfirmModal(message, handleDeleteAllLogs); // 传入回调
+     });
+   }
+ }
+  
+ // 新增：处理 "清空全部" 逻辑的函数
+ async function handleDeleteAllLogs() {
+   const url = "/api/logs/errors/all";
+   const options = {
+     method: "DELETE",
+   };
+ 
+   try {
+     await fetchAPI(url, options);
+     showNotification("所有错误日志已成功清空", "success");
+     if (selectAllCheckbox) selectAllCheckbox.checked = false; // 取消全选
+     loadErrorLogs(); // 重新加载日志
+   } catch (error) {
+     console.error("清空所有错误日志失败:", error);
+     showNotification(`清空失败: ${error.message}`, "error", 5000);
+   }
+ }
+  
+ // 页面加载完成后执行
 document.addEventListener("DOMContentLoaded", function () {
   cacheDOMElements();
   initializePageSizeControls();
@@ -267,31 +296,33 @@ document.addEventListener("DOMContentLoaded", function () {
 });
 
 // 新增：显示删除确认模态框
-function showDeleteConfirmModal(message) {
+function showDeleteConfirmModal(message, confirmCallback) {
   if (deleteConfirmModal && deleteConfirmMessage) {
     deleteConfirmMessage.textContent = message;
+    currentConfirmCallback = confirmCallback; // 存储回调
     deleteConfirmModal.classList.add("show");
     document.body.style.overflow = "hidden"; // Prevent body scrolling
   }
 }
-
+ 
 // 新增：隐藏删除确认模态框
 function hideDeleteConfirmModal() {
   if (deleteConfirmModal) {
     deleteConfirmModal.classList.remove("show");
     document.body.style.overflow = ""; // Restore body scrolling
     idsToDeleteGlobally = []; // 清空待删除ID
+    currentConfirmCallback = null; // 清除回调
   }
 }
-
+ 
 // 新增：处理确认删除按钮点击
 function handleConfirmDelete() {
-  if (idsToDeleteGlobally.length > 0) {
-    performActualDelete(idsToDeleteGlobally);
+  if (typeof currentConfirmCallback === 'function') {
+    currentConfirmCallback(); // 调用存储的回调
   }
   hideDeleteConfirmModal(); // 关闭模态框
 }
-
+ 
 // Fallback copy function using document.execCommand
 function fallbackCopyTextToClipboard(text) {
   const textArea = document.createElement("textarea");
@@ -553,11 +584,13 @@ function handleDeleteSelected() {
   }
 
   // 存储待删除ID并显示模态框
-  idsToDeleteGlobally = logIdsToDelete;
+  idsToDeleteGlobally = logIdsToDelete; // 仍然需要设置，因为 performActualDelete 会用到
   const message = `确定要删除选中的 ${logIdsToDelete.length} 条日志吗？此操作不可恢复！`;
-  showDeleteConfirmModal(message);
+  showDeleteConfirmModal(message, function() { // 传入匿名回调
+    performActualDelete(idsToDeleteGlobally);
+  });
 }
-
+ 
 // 新增：执行实际的删除操作（提取自原 handleDeleteSelected 和 handleDeleteLogRow）
 async function performActualDelete(logIds) {
   if (!logIds || logIds.length === 0) return;
@@ -599,12 +632,14 @@ function handleDeleteLogRow(logId) {
   if (!logId) return;
 
   // 存储待删除ID并显示模态框
-  idsToDeleteGlobally = [parseInt(logId)]; // 存储为数组
+  idsToDeleteGlobally = [parseInt(logId)]; // 存储为数组 // 仍然需要设置，因为 performActualDelete 会用到
   // 使用通用确认消息，不显示具体ID
   const message = `确定要删除这条日志吗？此操作不可恢复！`;
-  showDeleteConfirmModal(message);
+  showDeleteConfirmModal(message, function() { // 传入匿名回调
+    performActualDelete([parseInt(logId)]); // 确保传递的是数组
+  });
 }
-
+ 
 // 新增：处理 ID 排序点击的函数
 function handleSortById() {
   if (errorLogState.sort.field === "id") {