diff --git a/ios/Runner.xcodeproj/project.pbxproj b/ios/Runner.xcodeproj/project.pbxproj
index 8e8da06b..4cc722f6 100644
--- a/ios/Runner.xcodeproj/project.pbxproj
+++ b/ios/Runner.xcodeproj/project.pbxproj
@@ -354,7 +354,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 112;
+				CURRENT_PROJECT_VERSION = 115;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -362,7 +362,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.112;
+				MARKETING_VERSION = 1.0.115;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -484,7 +484,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 112;
+				CURRENT_PROJECT_VERSION = 115;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -492,7 +492,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.112;
+				MARKETING_VERSION = 1.0.115;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -508,7 +508,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 112;
+				CURRENT_PROJECT_VERSION = 115;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -516,7 +516,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.112;
+				MARKETING_VERSION = 1.0.115;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
diff --git a/lib/data/provider/apt.dart b/lib/data/provider/apt.dart
index 69582802..5e4f1775 100644
--- a/lib/data/provider/apt.dart
+++ b/lib/data/provider/apt.dart
@@ -11,12 +11,15 @@ class AptProvider extends BusyProvider {
   List<UpgradePkgInfo>? upgradeable;
   String? error;
   String? updateLog;
+  Function()? onUpgrade;
 
   AptProvider();
 
-  Future<void> init(SSHClient client, Distribution dist) async {
+  Future<void> init(
+      SSHClient client, Distribution dist, Function() onUpgrade) async {
     this.client = client;
     this.dist = dist;
+    this.onUpgrade = onUpgrade;
     whoami = (await client.run('whoami').string).trim();
   }
 
@@ -88,6 +91,7 @@ class AptProvider extends BusyProvider {
     session.stdout.listen((data) {
       updateLog = (updateLog ?? '') + data.string;
       notifyListeners();
+      onUpgrade!();
     });
     refreshInstalled();
   }
diff --git a/lib/data/provider/server.dart b/lib/data/provider/server.dart
index b4f559fc..6ca3de7a 100644
--- a/lib/data/provider/server.dart
+++ b/lib/data/provider/server.dart
@@ -139,6 +139,7 @@ class ServerProvider extends BusyProvider {
 
   void delServer(ServerPrivateInfo info) {
     final idx = _servers.indexWhere((s) => s.info == info);
+    if (idx == -1) return;
     _servers[idx].client?.close();
     _servers.removeAt(idx);
     notifyListeners();
diff --git a/lib/data/res/build_data.dart b/lib/data/res/build_data.dart
index 2e557ead..2a4721bb 100644
--- a/lib/data/res/build_data.dart
+++ b/lib/data/res/build_data.dart
@@ -2,9 +2,9 @@
 
 class BuildData {
   static const String name = "ServerBox";
-  static const int build = 114;
+  static const int build = 115;
   static const String engine =
-      "Flutter 2.10.4 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision c860cba910 (3 weeks ago) • 2022-03-25 00:23:12 -0500\nEngine • revision 57d3bac3dd\nTools • Dart 2.16.2 • DevTools 2.9.2\n";
-  static const String buildAt = "2022-04-15 20:20:29.860208";
-  static const int modifications = 1;
+      "Flutter 2.10.4 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision c860cba910 (6 weeks ago) • 2022-03-25 00:23:12 -0500\nEngine • revision 57d3bac3dd\nTools • Dart 2.16.2 • DevTools 2.9.2\n";
+  static const String buildAt = "2022-05-03 08:33:56.199910";
+  static const int modifications = 3;
 }
diff --git a/lib/view/page/apt.dart b/lib/view/page/apt.dart
index 8eb8094a..71c0b717 100644
--- a/lib/view/page/apt.dart
+++ b/lib/view/page/apt.dart
@@ -24,6 +24,7 @@ class _AptManagePageState extends State<AptManagePage>
     with SingleTickerProviderStateMixin {
   late MediaQueryData _media;
   final greyStyle = const TextStyle(color: Colors.grey);
+  final scrollController = ScrollController();
 
   @override
   void didChangeDependencies() {
@@ -48,7 +49,7 @@ class _AptManagePageState extends State<AptManagePage>
       Navigator.of(context).pop();
       return;
     }
-    locator<AptProvider>().init(si.client!, si.status.sysVer.dist);
+    locator<AptProvider>().init(si.client!, si.status.sysVer.dist, () => scrollController.jumpTo(scrollController.position.maxScrollExtent));
   }
 
   @override
@@ -118,9 +119,10 @@ class _AptManagePageState extends State<AptManagePage>
                 ]
               : [
                   SizedBox(
-                      height: _media.size.height * 0.73,
+                      height: _media.size.height * 0.7,
                       child: ListView(
                         padding: const EdgeInsets.all(18),
+                        controller: scrollController,
                         children: [Text(apt.updateLog!)],
                       ))
                 ],