diff --git a/AboutForm.cs b/AboutForm.cs
index c7674f3..cd6f1d8 100644
--- a/AboutForm.cs
+++ b/AboutForm.cs
@@ -57,7 +57,7 @@ namespace AppStore
 
             // 初始化并添加应用信息
             infoLabel = new Label();
-            infoLabel.Text = "kortapp-z\n版本: 1.1.4\n作者: zs-yg\n一个简单、开源的应用商店\nkortapp-z是完全免费\n基于.NET8和C/C++的软件";
+            infoLabel.Text = "kortapp-z\n版本: 1.1.5\n作者: zs-yg\n一个简单、开源的应用商店\nkortapp-z是完全免费\n基于.NET8和C/C++的软件";
             infoLabel.Font = new Font("Microsoft YaHei", 12);
             infoLabel.AutoSize = false;
             infoLabel.Width = 300;
diff --git a/MainForm.cs b/MainForm.cs
index 0d97587..31c5500 100644
--- a/MainForm.cs
+++ b/MainForm.cs
@@ -464,44 +464,6 @@ namespace AppStore
             };
             flowPanel.Controls.Add(systemInfoCard);
 
-            // 视频压缩工具卡片
-            var videoCompressorCard = new ToolCard();
-            videoCompressorCard.ToolName = "视频压缩工具";
-            
-            try 
-            {
-                string iconPath = Path.Combine(Application.StartupPath, "img", "resource", "png", "video_compressor.png");
-                if (File.Exists(iconPath))
-                {
-                    videoCompressorCard.ToolIcon = Image.FromFile(iconPath);
-                }
-                else
-                {
-                    videoCompressorCard.ToolIcon = SystemIcons.Shield.ToBitmap();
-                }
-            }
-            catch
-            {
-                videoCompressorCard.ToolIcon = SystemIcons.Shield.ToBitmap();
-            }
-            
-            videoCompressorCard.UpdateDisplay();
-            videoCompressorCard.ToolCardClicked += (s, e) => {
-                try {
-                    string toolPath = Path.Combine(Application.StartupPath, "resource", "video_compressor.exe");
-                    if (File.Exists(toolPath)) {
-                        Process.Start(toolPath);
-                    } else {
-                        MessageBox.Show("视频压缩工具未找到，请确保已正确安装", "错误", 
-                            MessageBoxButtons.OK, MessageBoxIcon.Error);
-                    }
-                } catch (Exception ex) {
-                    MessageBox.Show($"启动视频压缩工具失败: {ex.Message}", "错误", 
-                        MessageBoxButtons.OK, MessageBoxIcon.Error);
-                }
-            };
-            flowPanel.Controls.Add(videoCompressorCard);
-
             // 计算器工具卡片
             var calculatorCard = new CalculatorToolCard();
             try 
diff --git a/SettingsForm.cs b/SettingsForm.cs
index e3d269f..15cbe23 100644
--- a/SettingsForm.cs
+++ b/SettingsForm.cs
@@ -209,7 +209,7 @@ namespace AppStore
                 {
                     string jsonString = File.ReadAllText(jsonPath);
                     var jsonData = JsonSerializer.Deserialize<JsonElement>(jsonString);
-                    string customPath = jsonData.GetProperty("DownloadPath").GetString();
+                    string customPath = jsonData.GetProperty("DownloadPath").GetString() ?? "";
                     
                     // 如果自定义路径有效则显示，否则显示默认路径
                     txtBox.Text = !string.IsNullOrWhiteSpace(customPath) ? customPath : defaultPath;
diff --git a/img/resource/png/video_compressor.png b/img/resource/png/video_compressor.png
deleted file mode 100644
index ebcf0d2..0000000
Binary files a/img/resource/png/video_compressor.png and /dev/null differ
diff --git a/inno/innosetup_x64.iss b/inno/innosetup_x64.iss
index 1cfcbb7..85ce61c 100644
--- a/inno/innosetup_x64.iss
+++ b/inno/innosetup_x64.iss
@@ -2,7 +2,7 @@
 ; 有关创建 Inno Setup 脚本文件的详细信息，请参阅帮助文档！
 
 #define MyAppName "kortapp-z"
-#define MyAppVersion "1.1.4"
+#define MyAppVersion "1.1.5"
 #define MyAppPublisher "zsyg"
 #define MyAppURL "https://github.com/zs-yg/kortapp-z"
 #define MyAppExeName "kortapp-z.exe"
diff --git a/inno/innosetup_x86.iss b/inno/innosetup_x86.iss
index 188944d..30eef02 100644
--- a/inno/innosetup_x86.iss
+++ b/inno/innosetup_x86.iss
@@ -2,7 +2,7 @@
 ; 有关创建 Inno Setup 脚本文件的详细信息，请参阅帮助文档！
 
 #define MyAppName "kortapp-z"
-#define MyAppVersion "1.1.4"
+#define MyAppVersion "1.1.5"
 #define MyAppPublisher "zsyg"
 #define MyAppURL "https://github.com/zs-yg/kortapp-z"
 #define MyAppExeName "kortapp-z.exe"
diff --git a/resource/video_compressor.exe b/resource/video_compressor.exe
deleted file mode 100644
index 6eca6d6..0000000
Binary files a/resource/video_compressor.exe and /dev/null differ
diff --git a/tools/Self_starting_management/SelfStartingManagerForm.cs b/tools/Self_starting_management/SelfStartingManagerForm.cs
index 9b265ca..e52ab5c 100644
--- a/tools/Self_starting_management/SelfStartingManagerForm.cs
+++ b/tools/Self_starting_management/SelfStartingManagerForm.cs
@@ -131,29 +131,39 @@ namespace AppStore
                 {
                     foreach (var item in items)
                     {
-                        Image iconImage = null;
+                        Image? iconImage = null;
                         try
                         {
                             if (!string.IsNullOrEmpty(item.Value) && System.IO.File.Exists(item.Value))
                             {
                                 using (Icon icon = Icon.ExtractAssociatedIcon(item.Value))
                                 {
-                                    iconImage = icon.ToBitmap();
+                                    iconImage = icon?.ToBitmap() ?? SystemIcons.Application.ToBitmap();
                                 }
                             }
                             else
                             {
                                 // 使用默认图标
-                                iconImage = SystemIcons.Application.ToBitmap();
+                                iconImage = SystemIcons.Application?.ToBitmap() ?? SystemIcons.WinLogo.ToBitmap();
                             }
                         }
                         catch (Exception ex)
                         {
                             Logger.LogWarning($"无法加载程序图标: {item.Value}", ex);
-                            iconImage = SystemIcons.Warning.ToBitmap();
+                            // 确保在任何情况下都有有效的图标
+                            iconImage = SystemIcons.Warning?.ToBitmap() 
+                                     ?? SystemIcons.Error?.ToBitmap()
+                                     ?? SystemIcons.Application?.ToBitmap()
+                                     ?? SystemIcons.WinLogo?.ToBitmap()
+                                     ?? SystemIcons.Shield?.ToBitmap()
+                                     ?? new Bitmap(16, 16);
+                            if (iconImage == null)
+                            {
+                                iconImage = new Bitmap(16, 16);
+                            }
                         }
                         
-                        dataGridView.Rows.Add(iconImage, item.Key, item.Value);
+                        dataGridView.Rows.Add(iconImage!, item.Key, item.Value);
                     }
                 }
             }