diff --git a/apputils/build.properties b/apputils/build.properties
index 0fe90f1..8e073ba 100644
--- a/apputils/build.properties
+++ b/apputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Thu Jan 23 02:43:58 HKT 2025
+#Wed Jan 22 19:03:50 GMT 2025
 stageCount=10
 libraryProject=libapputils
 baseVersion=9.2
 publishVersion=9.2.9
-buildCount=0
+buildCount=2
 baseBetaVersion=9.2.10
diff --git a/libapputils/build.properties b/libapputils/build.properties
index e28584c..8e073ba 100644
--- a/libapputils/build.properties
+++ b/libapputils/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Thu Jan 23 02:43:51 HKT 2025
+#Wed Jan 22 19:03:50 GMT 2025
 stageCount=10
 libraryProject=libapputils
 baseVersion=9.2
 publishVersion=9.2.9
-buildCount=0
+buildCount=2
 baseBetaVersion=9.2.10
diff --git a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/MyActivityLifecycleCallbacks.java b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/MyActivityLifecycleCallbacks.java
index 6407fa7..0d69977 100644
--- a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/MyActivityLifecycleCallbacks.java
+++ b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/MyActivityLifecycleCallbacks.java
@@ -17,12 +17,10 @@ public class MyActivityLifecycleCallbacks implements Application.ActivityLifecyc
 
     public static final String TAG = "MyActivityLifecycleCallbacks";
 
-    Application mApplication;
     
     public String mInfo = "";
     
-    public MyActivityLifecycleCallbacks(Application application) {
-        mApplication = application;
+    public MyActivityLifecycleCallbacks() {
     }
 
     void createActivityeInfo(Activity activity) {
diff --git a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollActivity.java b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollActivity.java
index a1b5542..417d83f 100644
--- a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollActivity.java
+++ b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollActivity.java
@@ -365,7 +365,11 @@ abstract public class WinBollActivity extends AppCompatActivity {
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         LogUtils.d(TAG, "onOptionsItemSelected");
-        if (item.getItemId() == R.id.item_log) {
+        if (item.getItemId() == R.id.item_testcrashreport) {
+            for (int i = Integer.MIN_VALUE; i < Integer.MAX_VALUE; i++) {
+                getString(i);
+            }
+        } else if (item.getItemId() == R.id.item_log) {
 //            LogUtils.d(TAG, "item_log not yet.");
 //            Intent intent = new Intent(this, LogActivity.class);
 //            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT);
diff --git a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollGlobalApplication.java b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollGlobalApplication.java
index 203a473..cbada2d 100644
--- a/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollGlobalApplication.java
+++ b/libapputils/src/main/java/cc/winboll/studio/libapputils/app/WinBollGlobalApplication.java
@@ -27,7 +27,7 @@ public class WinBollGlobalApplication extends GlobalApplication {
     // 标记当前应用是否处于调试状态
     static volatile boolean isDebug = false;
 
-    public static void setIsDebug(boolean isDebug) {
+    public synchronized static void setIsDebug(boolean isDebug) {
         WinBollGlobalApplication.isDebug = isDebug;
     }
 
@@ -38,7 +38,7 @@ public class WinBollGlobalApplication extends GlobalApplication {
     //
     // 设置 WinBoll 应用 UI 类型
     //
-    public static void setWinBollUI_TYPE(WinBollUI_TYPE mWinBollUI_TYPE) {
+    public synchronized static void setWinBollUI_TYPE(WinBollUI_TYPE mWinBollUI_TYPE) {
         _mWinBollUI_TYPE = mWinBollUI_TYPE;
     }
 
@@ -71,7 +71,7 @@ public class WinBollGlobalApplication extends GlobalApplication {
         }
         // 应用窗口管理模块参数设置
         //
-        mMyActivityLifecycleCallbacks = new MyActivityLifecycleCallbacks(this);
+        mMyActivityLifecycleCallbacks = new MyActivityLifecycleCallbacks();
         registerActivityLifecycleCallbacks(mMyActivityLifecycleCallbacks);
         // 设置默认 WinBoll 应用 UI 类型
         setWinBollUI_TYPE(WinBollUI_TYPE.Service);
diff --git a/libapputils/src/main/res/menu/toolbar_studio_debug.xml b/libapputils/src/main/res/menu/toolbar_studio_debug.xml
index 43ffc60..a9fd14e 100644
--- a/libapputils/src/main/res/menu/toolbar_studio_debug.xml
+++ b/libapputils/src/main/res/menu/toolbar_studio_debug.xml
@@ -15,6 +15,9 @@
     
     <item android:title="DebugTools">
         <menu>
+            <item
+                android:id="@+id/item_testcrashreport"
+                android:title="Test Application Crash Report"/>
             <item
                 android:id="@+id/item_unittest"
                 android:title="UnitTest"/>