diff --git a/Rs.DeweyTester/Controls/UFixture.cs b/Rs.DeweyTester/Controls/UFixture.cs
index 3d0dfb4..2e85aaf 100644
--- a/Rs.DeweyTester/Controls/UFixture.cs
+++ b/Rs.DeweyTester/Controls/UFixture.cs
@@ -9,6 +9,7 @@ using System.Drawing;
 using System.IO;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using System.Windows.Forms;
 
@@ -49,21 +50,52 @@ namespace Rs.MotionPlat
                 }
                 else
                 {
+                    int fileIndex = 1;
+                    string logFileName = "";
+                    string regstr = tf.Index+"_(\\d{0,10}).txt";
                     //打印日志
                     string logDir = $"d:\\log\\debug\\{DateTime.Now.ToString("yyyyMMdd")}";
                     if (!Directory.Exists(logDir))
                     {
                         Directory.CreateDirectory(logDir);
                     }
-                    string logFileName = $"{logDir}\\{tf.Index}.txt";
+                    string[] files = Directory.GetFiles(logDir);
+                    if(files!=null && files.Length>0)
+                    {
+                        foreach (string f in files)
+                        {
+                            string fname = System.IO.Path.GetFileName(f); 
+                            if(Regex.IsMatch(fname,regstr))
+                            {
+                                Match mh = Regex.Match(fname, regstr);
+                                int tempIndex = int.Parse(mh.Groups[1].Value);
+                                if(tempIndex>fileIndex)
+                                {
+                                    fileIndex= tempIndex;
+                                }
+                            }
+                        }
+                    }
+                    logFileName = $"{logDir}\\{tf.Index}_{fileIndex}.txt";
+
                     FileInfo fi = new FileInfo(logFileName);
-                    if(fi.Exists && fi.Length<=1024 * 1024 *1)
+                    if(fi.Exists && fi.Length<=1024 * 1024 * 5)
                     {
                         File.AppendAllText(logFileName, $"{msg}");
                     }
                     else
                     {
-                        File.WriteAllText(logFileName, $"{msg}");
+                        if(fi.Exists)
+                        {
+                            logFileName = $"{logDir}\\{tf.Index}_{++fileIndex}.txt";
+                            //换名称
+                            File.WriteAllText(logFileName, $"{msg}");
+                            
+                        }
+                        else
+                        {
+                            File.WriteAllText(logFileName, $"{msg}");
+                        }
                     }
                     if (label5.BackColor != Color.Lime)
                     {
diff --git a/Rs.DeweyTester/Home.cs b/Rs.DeweyTester/Home.cs
index 4bcdd55..ac3ac9e 100644
--- a/Rs.DeweyTester/Home.cs
+++ b/Rs.DeweyTester/Home.cs
@@ -700,6 +700,26 @@ namespace Rs.MotionPlat
                 }
 
 
+                dirpath = "D:\\Log\\Debug";
+                if (!Directory.Exists(dirpath))
+                {
+                    Directory.CreateDirectory(dirpath);
+                }
+                dirs = Directory.GetDirectories(dirpath);
+                foreach (var dir in dirs)
+                {
+                    RemoveReadOnlyAttribute(dir);
+                    DirectoryInfo di = new DirectoryInfo(dir);
+                    //di.Attributes = FileAttributes.Normal & FileAttributes.Directory;
+                    DateTime dtCreate = di.CreationTime;
+                    if ((DateTime.Now - dtCreate).Days > 7)
+                    {
+                        di.Delete(true);
+                    }
+                }
+
+
+
                 dirpath = "D://软件备份";
                 if (!Directory.Exists(dirpath))
                 {
@@ -714,7 +734,6 @@ namespace Rs.MotionPlat
                     DateTime dtCreate = di.CreationTime;
                     if ((DateTime.Now - dtCreate).Days > 15)
                     {
-
                         di.Delete(true);
                     }
                 }
diff --git a/Rs.DeweyTester/Properties/AssemblyInfo.cs b/Rs.DeweyTester/Properties/AssemblyInfo.cs
index 602708f..5cfef91 100644
--- a/Rs.DeweyTester/Properties/AssemblyInfo.cs
+++ b/Rs.DeweyTester/Properties/AssemblyInfo.cs
@@ -31,6 +31,6 @@ using System.Runtime.InteropServices;
 //
 //可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
 //通过使用 "*"，如下所示:
- [assembly: AssemblyVersion("1.20.24.32")]
+ [assembly: AssemblyVersion("1.20.24.33")]
 //[assembly: AssemblyVersion("1.0.0.0")]
 //[assembly: AssemblyFileVersion("1.0.0.0")]