diff --git a/SicRT/Properties/AssemblyInfo.cs b/SicRT/Properties/AssemblyInfo.cs
index e20bea30..676a2ba3 100644
--- a/SicRT/Properties/AssemblyInfo.cs
+++ b/SicRT/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@ using System.Windows;
 // 可以指定所有值，也可以使用以下所示的 "*" 预置版本号和修订号
 // 方法是按如下所示使用“*”: :
 
-[assembly: AssemblyVersion("1.1.4.13")]
+[assembly: AssemblyVersion("1.1.4.15")]
 [assembly: AssemblyInformationalVersion("自动通用版（有EFEM）")]
\ No newline at end of file
diff --git a/SicRT/ReleaseNotes.md b/SicRT/ReleaseNotes.md
index 15fba63f..1bb5f1cf 100644
--- a/SicRT/ReleaseNotes.md
+++ b/SicRT/ReleaseNotes.md
@@ -3,6 +3,17 @@
 Auto-GE 自动通用版（适用有EFEM设备）
 
 ----
+
+## Version 1.1.4.15
+**2024-01-09**
+
+- Bug修复
+	- 修正多次Logout、Login操作后，UI会变卡顿的问题
+
+- 新特性
+	- 无
+
+
 ## Version 1.1.4.14
 **2024-01-05**
 
diff --git a/SicUI/MainViewModel.cs b/SicUI/MainViewModel.cs
index c9414a8c..b63db9b5 100644
--- a/SicUI/MainViewModel.cs
+++ b/SicUI/MainViewModel.cs
@@ -809,6 +809,8 @@ namespace SicUI.Client
                     LOG.Info(
                         $"{BaseApp.Instance.UserContext.LoginName} logoff as {BaseApp.Instance.UserContext.Role.RoleName}");
                     BaseApp.Instance.UserContext.Clear();
+
+                    ClearItems();
                 }
                 catch (Exception exp)
                 {
diff --git a/SicUI/Properties/AssemblyInfo.cs b/SicUI/Properties/AssemblyInfo.cs
index ce45c0f2..40189850 100644
--- a/SicUI/Properties/AssemblyInfo.cs
+++ b/SicUI/Properties/AssemblyInfo.cs
@@ -54,5 +54,5 @@ using System.Windows;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 
-[assembly: AssemblyVersion("1.1.4.14")]
+[assembly: AssemblyVersion("1.1.4.15")]
 [assembly: AssemblyInformationalVersion("自动通用版（有EFEM）")]