unfortunately app has stopped android
<p>My application is running fine on android version 2.3.7 but when i run it on android 4.2 it says unfortunately app has stopped </p>

<p>this is my manifest file</p>

<pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;


&lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.radaee.reader"

    android:versionCode="1"

    android:versionName="1.1" &gt;

    &lt;uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/&gt;
    &lt;supports-screens android:largeScreens="true" android:anyDensity="true" android:normalScreens="true" android:smallScreens="true" android:resizeable="true" /&gt;
    &lt;application
        android:icon="@drawable/icon"
        android:label="@string/app_name" &gt;
        &lt;activity
            android:name=".SplashScreen"
            android:configChanges="orientation"
            android:label="@string/app_name" &gt;
            &lt;intent-filter&gt;
                &lt;action android:name="android.intent.action.MAIN" /&gt;

                &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
            &lt;/intent-filter&gt;
        &lt;/activity&gt;
        &lt;activity android:name=".StartApp"&gt;
             &lt;intent-filter&gt;
                &lt;action android:name="com.radaee.reader.StartApp" /&gt;
                &lt;category android:name="android.intent.category.DEFAULT" /&gt;
            &lt;/intent-filter&gt;
      &lt;/activity&gt;
    &lt;/application&gt;

&lt;uses-sdk android:targetSdkVersion="17" android:minSdkVersion="4" android:maxSdkVersion="17"/&gt;
&lt;/manifest&gt;
</code></pre>

<p>logcat:</p>

<pre><code>?:??: W/?(?):   at java.lang.Thread.run(Thread.java:856)
?:??: W/?(?): [ 02-09 13:42:08.241   609:  609 E/StrictMode ]
?:??: W/?(?): null
?:??: W/?(?): android.app.ServiceConnectionLeaked: Service com.android.exchange.ExchangeService has leaked ServiceConnection com.android.emailcommon.service.ServiceProxy$ProxyConnection@40cd52a8 that was originally bound here
?:??: W/?(?):   at android.app.LoadedApk$ServiceDispatcher.&lt;init&gt;(LoadedApk.java:969)
?:??: W/?(?):   at android.app.LoadedApk.getServiceDispatcher(LoadedApk.java:863)
?:??: W/?(?):   at android.app.ContextImpl.bindService(ContextImpl.java:1418)
?:??: W/?(?):   at android.app.ContextImpl.bindService(ContextImpl.java:1407)
?:??: W/?(?):   at android.content.ContextWrapper.bindService(ContextWrapper.java:473)
?:??: W/?(?):   at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:157)
?:??: W/?(?):   at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:145)
?:??: W/?(?):   at com.android.emailcommon.service.AccountServiceProxy.getDeviceId(AccountServiceProxy.java:116)
?:??: W/?(?):   at com.android.exchange.ExchangeService.getDeviceId(ExchangeService.java:1249)
?:??: W/?(?):   at com.android.exchange.ExchangeService$7.run(ExchangeService.java:1856)
?:??: W/?(?):   at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:551)
?:??: W/?(?):   at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:549)
?:??: W/?(?):   at android.os.AsyncTask$2.call(AsyncTask.java:287)
?:??: W/?(?):   at java.util.concurrent.FutureTask.run(FutureTask.java:234)
?:??: W/?(?):   at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
?:??: W/?(?):   at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
?:??: W/?(?):   at java.lang.Thread.run(Thread.java:856)
?:??: W/?(?): [ 02-09 13:42:08.241   290:  501 W/ActivityManager ]
?:??: W/?(?): Unbind failed: could not find connection for android.os.BinderProxy@415d29b8
?:??: W/?(?): [ 02-09 13:42:21.891   392:  392 W/Trace    ]
?:??: W/?(?): Unexpected value from nativeGetEnabledTags: 0
?:??: W/?(?): [ 02-09 13:42:21.911   392:  392 W/Trace    ]
?:??: W/?(?): Unexpected value from nativeGetEnabledTags: 0
</code></pre>

<p>Can  anybody tell me how to solve this issue?</p>
