diff --git a/internal/workflow/dispatcher/dispatcher.go b/internal/workflow/dispatcher/dispatcher.go
index ef4ad2e8f..566c0482f 100644
--- a/internal/workflow/dispatcher/dispatcher.go
+++ b/internal/workflow/dispatcher/dispatcher.go
@@ -200,8 +200,8 @@ func (wd *workflowDispatcher) tryExecuteAsync(task *taskInfo) {
 	// 捕获 panic
 	defer func() {
 		if r := recover(); r != nil {
-			slog.Default().Warn(fmt.Sprintf("workflow dispatcher panic: %v, stack trace: %s", r, string(debug.Stack())), slog.Any("workflowId", task.WorkflowId), slog.Any("runId", task.RunId))
-			wd.syslog.Error(fmt.Sprintf("workflow dispatcher panic: %v", r), slog.Any("workflowId", task.WorkflowId), slog.Any("runId", task.RunId))
+			wd.syslog.Error(fmt.Sprintf("workflow dispatcher panic: %v", r), slog.String("workflowId", task.WorkflowId), slog.String("runId", task.RunId))
+			slog.Default().Error(fmt.Sprintf("workflow dispatcher panic: %v, stack trace: %s", r, string(debug.Stack())), slog.String("workflowId", task.WorkflowId), slog.String("runId", task.RunId))
 
 			if workflowRun != nil {
 				workflowRun.Status = domain.WorkflowRunStatusTypeFailed
diff --git a/internal/workflow/engine/engine.go b/internal/workflow/engine/engine.go
index 29a7525eb..aea61bfa4 100644
--- a/internal/workflow/engine/engine.go
+++ b/internal/workflow/engine/engine.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"log/slog"
+	"runtime/debug"
 	"sync"
 
 	"github.com/samber/lo"
@@ -58,6 +59,8 @@ func (we *workflowEngine) Invoke(ctx context.Context, execution WorkflowExecutio
 	defer func() {
 		if r := recover(); r != nil {
 			we.fireOnErrorHooks(ctx, fmt.Errorf("workflow engine panic: %v", r))
+			we.syslog.Error(fmt.Sprintf("workflow engine panic: %v", r), slog.String("workflowId", execution.WorkflowId), slog.String("runId", execution.RunId))
+			slog.Default().Error(fmt.Sprintf("workflow engine panic: %v, stack trace: %s", r, string(debug.Stack())), slog.String("workflowId", execution.WorkflowId), slog.String("runId", execution.RunId))
 		}
 	}()
 
diff --git a/internal/workflow/engine/state.go b/internal/workflow/engine/state.go
index 7005fefbc..f87aaa229 100644
--- a/internal/workflow/engine/state.go
+++ b/internal/workflow/engine/state.go
@@ -18,7 +18,7 @@ type VariableState struct {
 func (s VariableState) ValueString() string {
 	switch s.ValueType {
 	case "string":
-		return s.Value.(string)
+		return fmt.Sprintf("%s", s.Value)
 	case "number":
 		return fmt.Sprintf("%d", s.Value)
 	case "boolean":
diff --git a/ui/src/App.tsx b/ui/src/App.tsx
index bbd03f147..794033cc0 100644
--- a/ui/src/App.tsx
+++ b/ui/src/App.tsx
@@ -1,7 +1,7 @@
 import { useEffect, useLayoutEffect, useState } from "react";
 import { useTranslation } from "react-i18next";
 import { RouterProvider } from "react-router-dom";
-import { App, ConfigProvider, type ThemeConfig, theme } from "antd";
+import { Alert, App, ConfigProvider, type ThemeConfig, theme } from "antd";
 import { type Locale } from "antd/es/locale";
 import AntdLocaleEnUs from "antd/locale/en_US";
 import AntdLocaleZhCN from "antd/locale/zh_CN";
@@ -107,9 +107,11 @@ const RootApp = () => {
         },
       }}
     >
-      <App>
-        <RouterProvider router={router} />
-      </App>
+      <Alert.ErrorBoundary>
+        <App>
+          <RouterProvider router={router} />
+        </App>
+      </Alert.ErrorBoundary>
     </ConfigProvider>
   );
 };
diff --git a/ui/src/components/workflow/WorkflowRunDetail.tsx b/ui/src/components/workflow/WorkflowRunDetail.tsx
index ac623495a..c74f61a3e 100644
--- a/ui/src/components/workflow/WorkflowRunDetail.tsx
+++ b/ui/src/components/workflow/WorkflowRunDetail.tsx
@@ -1,7 +1,7 @@
 import { useEffect, useMemo, useRef, useState } from "react";
 import { useTranslation } from "react-i18next";
 import { EditorState, FlowLayoutDefault } from "@flowgram.ai/fixed-layout-editor";
-import { IconBrowserShare, IconCheck, IconDots, IconDownload, IconSettings2, IconTransferOut } from "@tabler/icons-react";
+import { IconBrowserShare, IconBug, IconCheck, IconDots, IconDownload, IconSettings2, IconTransferOut } from "@tabler/icons-react";
 import { useRequest } from "ahooks";
 import { Alert, App, Button, Card, Divider, Dropdown, Empty, Skeleton, Table, type TableProps, Tooltip, Typography, theme } from "antd";
 import dayjs from "dayjs";
@@ -83,6 +83,14 @@ const WorkflowRunDetail = ({ className, style, ...props }: WorkflowRunDetailProp
           }[mergedData.status] ?? ("info" as const)
         }
       />
+      {!!mergedData.error && (
+        <Alert
+          className="mt-1"
+          icon={<IconBug size="1em" color="var(--color-error)" />}
+          message={<div className="text-xs text-error">{mergedData.error}</div>}
+          showIcon
+        />
+      )}
 
       <div className="mt-8">
         <Typography.Title level={5}>{t("workflow_run.process")}</Typography.Title>
@@ -228,6 +236,9 @@ const WorkflowRunLogs = ({ runId, runStatus }: { runId: string; runStatus: strin
   const [showWhitespace, setShowWhitespace] = useState(true);
 
   const renderLogRecord = (record: Log) => {
+    let timestamp = dayjs(record.timestamp).format("YYYY-MM-DD HH:mm:ss");
+    timestamp = `[${timestamp}]`;
+
     let message = <>{record.message}</>;
     if (record.data != null && Object.keys(record.data).length > 0) {
       message = (
@@ -245,7 +256,7 @@ const WorkflowRunLogs = ({ runId, runStatus }: { runId: string; runStatus: strin
 
     return (
       <div className="flex space-x-2" style={{ wordBreak: "break-word" }}>
-        {showTimestamp ? <div className="font-mono whitespace-nowrap text-stone-400">[{dayjs(record.timestamp).format("YYYY-MM-DD HH:mm:ss")}]</div> : <></>}
+        {showTimestamp && <div className="font-mono whitespace-nowrap text-stone-400">{timestamp}</div>}
         <div
           className={mergeCls(
             "flex-1 font-mono",