diff --git a/FlowStartTool/Serein.FlowStartTool.csproj b/FlowStartTool/Serein.FlowStartTool.csproj
index 8a1227c..3ed1f3a 100644
--- a/FlowStartTool/Serein.FlowStartTool.csproj
+++ b/FlowStartTool/Serein.FlowStartTool.csproj
@@ -31,6 +31,11 @@
     <ProjectReference Include="..\NodeFlow\Serein.NodeFlow.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <PackageReference Include="MySqlConnector" Version="2.4.0" />
+    <PackageReference Include="SqlSugarCore" Version="5.1.4.170" />
+    <PackageReference Include="SqlSugarCoreNoDrive" Version="5.1.4.171" />
+  </ItemGroup>
   <!--<PropertyGroup Condition="'$(Configuration)|$(TargetFramework)|$(Platform)'=='Debug|net8.0|AnyCPU'">
     <CheckForOverflowUnderflow>False</CheckForOverflowUnderflow>
   </PropertyGroup>
diff --git a/Library/FlowNode/MethodDetails.cs b/Library/FlowNode/MethodDetails.cs
index 6c2e633..9e9169f 100644
--- a/Library/FlowNode/MethodDetails.cs
+++ b/Library/FlowNode/MethodDetails.cs
@@ -256,6 +256,7 @@ namespace Serein.Library
         public override string ToString()
         {
              StringBuilder sb = new StringBuilder();
+            sb.AppendLine($"节点Guid：{this.NodeModel.Guid}");
             sb.AppendLine($"方法别名：{this.MethodAnotherName}");
             sb.AppendLine($"方法名称：{this.MethodName}");
             sb.AppendLine($"需要实例：{this.ActingInstanceType?.FullName}");
diff --git a/Library/FlowNode/NodeModelBaseFunc.cs b/Library/FlowNode/NodeModelBaseFunc.cs
index 20d873e..2ad1a29 100644
--- a/Library/FlowNode/NodeModelBaseFunc.cs
+++ b/Library/FlowNode/NodeModelBaseFunc.cs
@@ -262,7 +262,7 @@ namespace Serein.Library
                 catch (Exception ex)
                 {
                     newFlowData = null;
-                    context.Env.WriteLine(InfoType.ERROR,$"节点[{this.Guid}]异常：" + ex);
+                    context.Env.WriteLine(InfoType.ERROR, $"节点[{currentNode.Guid}]异常：" + ex);
                     context.NextOrientation = ConnectionInvokeType.IsError;
                     context.ExceptionOfRuning = ex;
                 }
@@ -400,7 +400,7 @@ namespace Serein.Library
 
                 #region 确定[预入参]数据
                 object inputParameter; // 存放解析的临时参数
-                if (pd.IsExplicitData && !pd.DataValue.StartsWith("@get", StringComparison.OrdinalIgnoreCase)) // 判断是否使用显示的输入参数
+                if (pd.IsExplicitData && !pd.DataValue.StartsWith("@", StringComparison.OrdinalIgnoreCase)) // 判断是否使用显示的输入参数
                 {
                     // 使用输入的固定值
                     inputParameter = pd.DataValue;
@@ -447,14 +447,7 @@ namespace Serein.Library
                     #endregion
                 }
 
-                #region 对于非值类型的null检查
-                if (!argDataType.IsValueType &&  inputParameter is null)
-                {
-                    parameters[i] = null;
-                    throw new Exception($"[arg{pd.Index}][{pd.Name}][{argDataType}]参数不能为null");
-                    // continue;
-                }
-                #endregion
+                
 
                 #region 处理 @Get / @DTC 表达式 （Data type conversion） / @Data (全局数据)
                 if (pd.IsExplicitData)
@@ -480,7 +473,15 @@ namespace Serein.Library
 
                 }
 
+                #endregion
 
+                #region 对于非值类型的null检查
+                if (!argDataType.IsValueType && inputParameter is null)
+                {
+                    parameters[i] = null;
+                    throw new Exception($"[arg{pd.Index}][{pd.Name}][{argDataType}]参数不能为null");
+                    continue;
+                }
                 #endregion
 
                 #endregion
diff --git a/Library/Utils/SereinExpression/SerinExpressionEvaluator.cs b/Library/Utils/SereinExpression/SerinExpressionEvaluator.cs
index c3bbf02..798de6a 100644
--- a/Library/Utils/SereinExpression/SerinExpressionEvaluator.cs
+++ b/Library/Utils/SereinExpression/SerinExpressionEvaluator.cs
@@ -52,12 +52,12 @@ namespace Serein.Library.Utils.SereinExpression
         /// <exception cref="NotSupportedException"></exception>
         public static object Evaluate(string expression, object targetObJ, out bool isChange)
         {
-            if (expression is null || targetObJ is null)
-            {
-                throw new Exception("表达式条件expression is null、 targetObJ is null");
-            }
+            //if (expression is null || targetObJ is null)
+            //{
+            //    throw new Exception("表达式条件expression is null、 targetObJ is null");
+            //}
             var parts = expression.Split(new[] { ' ' }, 2, StringSplitOptions.None);
-            if (parts.Length != 2)
+            if (parts.Length < 1)
             {
                 throw new ArgumentException("Invalid expression format.");
             }
@@ -66,11 +66,11 @@ namespace Serein.Library.Utils.SereinExpression
             var operand = parts[1][0] == '.' ? parts[1].Substring(1) : parts[1];
             object result;
             isChange = false;
-            if (operation == "@num")
-            {
-                result = ComputedNumber(targetObJ, operand);
-            }
-            else if (operation == "@call")
+            //if (operation == "@num")
+            //{
+            //    result = ComputedNumber(targetObJ, operand);
+            //}
+            if (operation == "@call")
             {
                 result = InvokeMethod(targetObJ, operand);
             }
diff --git a/NodeFlow/Env/FlowEnvironment.cs b/NodeFlow/Env/FlowEnvironment.cs
index 0145f36..e02da7f 100644
--- a/NodeFlow/Env/FlowEnvironment.cs
+++ b/NodeFlow/Env/FlowEnvironment.cs
@@ -1,5 +1,6 @@
 
 using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 using Serein.Library;
 using Serein.Library.Api;
 using Serein.Library.Core;
@@ -348,6 +349,7 @@ namespace Serein.NodeFlow.Env
             {
                 
             }
+            Console.WriteLine($"{DateTime.UtcNow} [{type}] : {message}{Environment.NewLine}");
             OnEnvOut?.Invoke(type, message);
         }
 
diff --git a/NodeFlow/FlowStarter.cs b/NodeFlow/FlowStarter.cs
index f85fede..9c6c2d0 100644
--- a/NodeFlow/FlowStarter.cs
+++ b/NodeFlow/FlowStarter.cs
@@ -254,7 +254,8 @@ namespace Serein.NodeFlow
             
             try
             {
-                
+                await startNode.StartFlowAsync(Context); // 开始运行时从起始节点开始运行
+
                 if (flipflopNodes.Count > 0)
                 {
                     env.FlipFlopState = RunState.Running;
@@ -269,7 +270,8 @@ namespace Serein.NodeFlow
                     }).ToArray();
                     _ = Task.WhenAll(tasks);
                 }
-                await startNode.StartFlowAsync(Context); // 开始运行时从起始节点开始运行
+
+                
                 // 等待结束
                 if(env.FlipFlopState == RunState.Running && _flipFlopCts is not null)
                 {
@@ -391,7 +393,7 @@ namespace Serein.NodeFlow
                 }
                 catch (FlipflopException ex) 
                 {
-                    env.WriteLine(InfoType.ERROR,$"触发器[{singleFlipFlopNode.MethodDetails.MethodName}]因非预期异常终止。"+ex.Message);
+                    SereinEnv.WriteLine(InfoType.ERROR,$"触发器[{singleFlipFlopNode.MethodDetails.MethodName}]因非预期异常终止。"+ex.Message);
                     if (ex.Type == FlipflopException.CancelClass.CancelFlow)
                     {
                         break;
@@ -399,13 +401,9 @@ namespace Serein.NodeFlow
                 }
                 catch (Exception ex)
                 {
-                    env.WriteLine(InfoType.ERROR, $"触发器[{singleFlipFlopNode.Guid}]异常。"+ ex.Message);
+                    SereinEnv.WriteLine(InfoType.ERROR, $"触发器[{singleFlipFlopNode.Guid}]异常。"+ ex.Message);
                     //await Console.Out.WriteLineAsync(ex.Message);
                 }
-                finally
-                {
-                    
-                }
             }
 
         }
diff --git a/NodeFlow/Model/SingleFlipflopNode.cs b/NodeFlow/Model/SingleFlipflopNode.cs
index bd56246..0f3042a 100644
--- a/NodeFlow/Model/SingleFlipflopNode.cs
+++ b/NodeFlow/Model/SingleFlipflopNode.cs
@@ -47,20 +47,24 @@ namespace Serein.NodeFlow.Model
                 throw new Exception("不存在对应委托");
             }
             object instance = md.ActingInstance;
-            try
+
+            var args = await GetParametersAsync(context, this, md);
+            // 因为这里会返回不确定的泛型 IFlipflopContext<TRsult>
+            // 而我们只需要获取到 State 和 Value（返回的数据）
+            // 所以使用 dynamic 类型接收
+            dynamic dynamicFlipflopContext = await dd.InvokeAsync(md.ActingInstance, args);
+            FlipflopStateType flipflopStateType = dynamicFlipflopContext.State;
+            context.NextOrientation = flipflopStateType.ToContentType();
+            if (dynamicFlipflopContext.Type == TriggerType.Overtime)
+            {
+                throw new FlipflopException(base.MethodDetails.MethodName + "触发器超时触发。Guid" + base.Guid);
+            }
+            return dynamicFlipflopContext.Value;
+
+            /*try
             {
                 
-                var args = await GetParametersAsync(context, this, md);
-                // 因为这里会返回不确定的泛型 IFlipflopContext<TRsult>
-                // 而我们只需要获取到 State 和 Value（返回的数据）
-                dynamic dynamicFlipflopContext = await dd.InvokeAsync(md.ActingInstance, args);
-                FlipflopStateType flipflopStateType = dynamicFlipflopContext.State;
-                context.NextOrientation = flipflopStateType.ToContentType();
-                if (dynamicFlipflopContext.Type == TriggerType.Overtime)
-                {
-                    throw new FlipflopException(base.MethodDetails.MethodName + "触发器超时触发。Guid" + base.Guid);
-                }
-                return dynamicFlipflopContext.Value;
+               
             
             }
             catch (FlipflopException ex)
@@ -69,14 +73,14 @@ namespace Serein.NodeFlow.Model
                 {
                     throw;
                 }
-                await Console.Out.WriteLineAsync($"触发器[{this.MethodDetails.MethodName}]异常：" + ex);
+                SereinEnv.WriteLine(InfoType.ERROR, $"触发器[{this.MethodDetails.MethodName}]异常：" + ex);
                 context.NextOrientation = ConnectionInvokeType.None;
                 context.ExceptionOfRuning = ex;
                 return null;
             }
             catch (Exception ex)
             {
-                await Console.Out.WriteLineAsync($"触发器[{this.MethodDetails.MethodName}]异常：" + ex);
+                SereinEnv.WriteLine(InfoType.ERROR, $"触发器[{this.MethodDetails.MethodName}]异常：" + ex);
                 context.NextOrientation = ConnectionInvokeType.IsError;
                 context.ExceptionOfRuning = ex;
                 return null;
@@ -84,7 +88,7 @@ namespace Serein.NodeFlow.Model
             finally
             {
                 // flipflopTask?.Dispose();
-            }
+            }*/
         }
 
         /// <summary>
diff --git a/WorkBench/App.xaml.cs b/WorkBench/App.xaml.cs
index a11be47..661a93a 100644
--- a/WorkBench/App.xaml.cs
+++ b/WorkBench/App.xaml.cs
@@ -1,5 +1,6 @@
 using Newtonsoft.Json;
 using Serein.Library;
+using System.Diagnostics;
 using System.IO;
 using System.Windows;
 using System.Windows.Threading;
@@ -15,7 +16,7 @@ namespace Serein.Workbench
         {
         
  #if DEBUG
-            if (1 == 0 )
+            if (1 == 1 )
             {
                 string filePath;
                 filePath = @"F:\临时\project\linux\project.dnf";
@@ -80,6 +81,7 @@ namespace Serein.Workbench
                     MessageBox.Show($"读取文件时发生错误：{ex.Message}");
                     Shutdown(); // 关闭应用程序
                 }
+                
             }
             this.LoadLocalProject();
 
@@ -143,7 +145,7 @@ namespace Serein.Workbench
 
             SerinExpressionEvaluator.Evaluate("set .Data.Tips = 123", testObj);
             // 调用对象方法
-            result = SerinExpressionEvaluator.Evaluate($"invoke .ToUpper({SerinExpressionEvaluator.Evaluate("get .Data.Tips", testObj)})", testObj);
+            result = SerinExpressionEvaluator.Evaluate($"call .ToUpper({SerinExpressionEvaluator.Evaluate("get .Data.Tips", testObj)})", testObj);
             Debug.WriteLine(result); // HELLO
 
             expression = "@number (@+1)/100";
diff --git a/WorkBench/MainWindow.xaml b/WorkBench/MainWindow.xaml
index 5f1620d..2dd6968 100644
--- a/WorkBench/MainWindow.xaml
+++ b/WorkBench/MainWindow.xaml
@@ -57,6 +57,7 @@
             <MenuItem Header="视图">
                 <MenuItem Header="输出窗口" Click="ButtonOpenConsoleOutWindow_Click"></MenuItem>
                 <MenuItem Header="重置画布" Click="ButtonResetCanvas_Click"></MenuItem>
+                <MenuItem Header="定位节点" Click="ButtonLocationNode_Click"></MenuItem>
             </MenuItem>
             <MenuItem Header="远程">
                 <MenuItem Header="启动远程服务" Click="ButtonStartRemoteServer_Click"></MenuItem>
@@ -100,7 +101,7 @@
         <Grid  Grid.Row="1"  Grid.Column="2" x:Name="FlowChartStackGrid">
             
             <StackPanel x:Name="FlowChartStackPanel"
-                      
+                        
                          ClipToBounds="True">
                 <Canvas 
                     x:Name="FlowChartCanvas" 
@@ -115,7 +116,8 @@
                     MouseMove="FlowChartCanvas_MouseMove"
                     MouseWheel="FlowChartCanvas_MouseWheel"
                     Drop="FlowChartCanvas_Drop" 
-                    DragOver="FlowChartCanvas_DragOver">
+                    DragOver="FlowChartCanvas_DragOver"
+                    VirtualizingStackPanel.IsVirtualizing="True">
 
                     <Rectangle x:Name="SelectionRectangle" 
                                Stroke="Blue" 
diff --git a/WorkBench/MainWindow.xaml.cs b/WorkBench/MainWindow.xaml.cs
index f30f431..20992ea 100644
--- a/WorkBench/MainWindow.xaml.cs
+++ b/WorkBench/MainWindow.xaml.cs
@@ -2578,10 +2578,30 @@ namespace Serein.Workbench
             scaleTransform.ScaleX = 1;
             scaleTransform.ScaleY = 1;
         }
+        /// <summary>
+        /// 查看输出日志窗口
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
         private void ButtonOpenConsoleOutWindow_Click(object sender, RoutedEventArgs e)
         {
             LogOutWindow?.Show();
         }
+        /// <summary>
+        /// 定位节点
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void ButtonLocationNode_Click(object sender, RoutedEventArgs e)
+        {
+            InputDialog inputDialog = new InputDialog();
+            inputDialog.Closed += (s, e) =>
+            {
+                var nodeGuid = inputDialog.InputValue;
+                EnvDecorator.NodeLocated(nodeGuid);
+            };
+            inputDialog.ShowDialog();
+        }
 
         #endregion
 
diff --git a/WorkBench/Serein.WorkBench.csproj b/WorkBench/Serein.WorkBench.csproj
index 5b4501c..91f5532 100644
--- a/WorkBench/Serein.WorkBench.csproj
+++ b/WorkBench/Serein.WorkBench.csproj
@@ -56,9 +56,9 @@
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
 
-    <!--<PackageReference Include="MySqlConnector" Version="2.4.0" />
+    <PackageReference Include="MySqlConnector" Version="2.4.0" />
     <PackageReference Include="SqlSugarCore" Version="5.1.4.170" />
-    <PackageReference Include="SqlSugarCoreNoDrive" Version="5.1.4.171" />-->
+    <PackageReference Include="SqlSugarCoreNoDrive" Version="5.1.4.171" />
     
     <!--<PackageReference Include="LivetCask2" Version="4.0.2" />-->
     <!--<PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.39" />-->