我正在尝试通过单击按钮导航到片段活动，但我的应用程序在它创建意图的行上崩溃了。谁能帮我弄清楚为什么？我正在导航的活动也在同一个包中，我相信它已正确记录在清单中。
这是我的清单
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.indigohate"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="17" />
<uses-permission android:name="android.permission.INTERNET" />
<permission
android:name="com.indigohate.permission.C2D_MESSAGE"
android:protectionLevel="signature" />
<uses-permission android:name="com.indigohate.permission.C2D_MESSAGE" />
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<uses-permission android:name="android.permission.USE_CREDENTIALS" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.indigohate.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<service android:name="com.indigohate.GCMIntentService" />
<receiver
android:name="com.google.android.gcm.GCMBroadcastReceiver"
android:permission="com.google.android.c2dm.permission.SEND" >
<intent-filter>
<action android:name="com.google.android.c2dm.intent.RECEIVE" />
<category android:name="com.indigohate" />
</intent-filter>
<intent-filter>
<action android:name="com.google.android.c2dm.intent.REGISTRATION" />
<category android:name="com.indigohate" />
</intent-filter>
</receiver>
<activity
android:name="com.indigohate.RegisterActivity"
android:label="@string/title_activity_register" />
<activity
android:name="com.indigohate.UserRegister"
android:label="@string/title_activity_user_register" />
<activity
android:name="com.indigohate.LoginActivity"
android:label="@string/title_activity_login" >
</activity>
<activity
android:name="com.indigohate.RideRequest"
android:label="@string/title_activity_ride_request" >
</activity>
<activity
android:name="com.indigohate.TimePickerFragment"
android:label="@string/title_activity_time_picker_fragment" >
</activity>
<activity
android:name="com.indigohate.SearchForOffersActivity"
android:label="@string/title_activity_search_results_list" />
<activity
android:name="com.indigohate.LoadingScreenActivity"
android:label="@string/title_activity_loading_screen" >
</activity>
<activity
android:name="com.indigohate.HomeActivity"
android:label="@string/title_activity_home" >
</activity>
<activity
android:name="com.indigohate.LostPasswordActivity"
android:label="@string/title_activity_lost_password" >
</activity>
<activity
android:name="com.indigohate.RideOfferActivity"
android:label="@string/title_activity_ride_offer" >
</activity>
<activity
android:name="com.indigohate.StartRideActivity"
android:label="@string/title_activity_start_ride" >
</activity>
<activity
android:name="com.indigohate.StopRideActivity"
android:label="@string/title_activity_stop_ride" >
</activity>
<activity
android:name="com.indigohate.CalendarActivity"
android:label="@string/title_activity_calendar" >
</activity>
<activity
android:name="com.indigohate.ProfileActivity"
android:label="@string/title_activity_profile" >
</activity>
<activity
android:name="com.indigohate.MakeCommentActivity"
android:label="@string/title_activity_make_comment" >
</activity>
<activity
android:name="com.indigohate.PaymentInformation22Activity"
android:label="@string/title_activity_payment_information" >
</activity>
<activity
android:name="com.indigohate.RideHistoryActivity"
android:label="@string/title_activity_ride_history" >
</activity>
<activity
android:name="com.indigohate.AllRidesListActivity"
android:label="@string/title_activity_all_rides_list" >
</activity>
<activity
android:name="com.indigohate.RideDetailActivity"
android:label="@string/title_activity_ride_detail" >
</activity>
<activity
android:name="com.indigohate.SearchRideActivity"
android:label="@string/title_activity_search_ride" >
</activity>
<activity
android:name="com.indigohate.PaymentInformationActivity"
android:label="@string/title_activity_register_payment" >
</activity>
<activity
android:name="com.indigohate.SubmitPaymentActivity"
android:label="@string/title_activity_submit_payment" >
</activity>
<activity
android:name="com.indigohate.JoinedRideDetail"
android:label="@string/title_activity_joined_ride_detail" >
</activity>
<activity
android:name="com.indigohate.PaymentConfirmationActivity"
android:label="@string/title_activity_payment_confirmation" >
</activity>
<activity
android:name="com.indigohate.ExistingOfferOrRequestActivity"
android:label="@string/title_activity_existing_offer_or_request" >
</activity>
<activity
android:name="com.indigohate.SearchForRequestsActivity"
android:label="@string/title_activity_search_results_requests" >
</activity>
<activity
android:name="com.indigohate.UserProfileActivity"
android:label="@string/title_activity_user_profile" >
</activity>
</application>
</manifest>
这是带有导航按钮的活动中的代码
package com.indigohate;
import java.util.concurrent.ExecutionException;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
public class ProfileActivity extends Activity {
public String userdataResult;
public String profileIdentifier = "profile";
public String uid;
public static final String EXTRA_UID = "com.indigohate.extra.UID";
public static final String PREFS_NAME = "WheelsharePrefsFile";
public final static String EXTRA_MESSAGE = "com.example.myfirstapp.PROFILE";
private void asyncGetProfileData()
{
SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0);
uid = settings.getString("UID", "Invalid");
ServerRequestObject getProfileData = new ServerRequestObject();
getProfileData.setUrl("http://172.9.69.232/wheelshare/profile.php?id=" + uid);
ServerAsyncTask getProfile = new ServerAsyncTask();
try{
String str = getProfile.execute(getProfileData).get();
String[] userdataLines = str.split(",");
setContentView(R.layout.activity_profile);
EditText inputFirstname = (EditText) findViewById(R.id.textview_first_name);
EditText inputLastname = (EditText) findViewById(R.id.textview_last_name);
EditText inputStreet = (EditText) findViewById(R.id.textview_address);
EditText inputCity = (EditText) findViewById(R.id.textview_city);
EditText inputState = (EditText) findViewById(R.id.textview_state);
EditText inputZip = (EditText) findViewById(R.id.textview_zip_code);
inputFirstname.setText(userdataLines[2]);
inputLastname.setText(userdataLines[3]);
inputStreet.setText(userdataLines[4]);
inputCity.setText(userdataLines[5]);
inputState.setText(userdataLines[6]);
inputZip.setText(userdataLines[7]);
}catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ExecutionException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
asyncGetProfileData();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.profile, menu);
return true;
}
public void paymentInfoClick(View view)
{
Intent intent = new Intent(this, PaymentInformationActivity.class);
intent.putExtra("LAST_ACTIVITY", profileIdentifier);
startActivity(intent);
}
public void rideHistoryClick(View view)
{
Intent intent = new Intent(this, RideHistoryActivity.class);
startActivity(intent);
}
public void saveChangesClick(View view)
{
//updateContact();
//asyncUpdateContact();
Log.d("USER", "before intents");
Intent intent = new Intent(this, UserProfileActivity.class);
Log.d("USER", "inbetween intents");
startActivity(intent);
}
public void onClickMakeCommentButton(View view){
Intent intent = new Intent(this, MakeCommentActivity.class);
startActivity(intent);
}
public static String convertStreamToString(java.io.InputStream is) {
java.util.Scanner s = new java.util.Scanner(is).useDelimiter("\\A");
return s.hasNext() ? s.next() : "";
}
}
这是我的日志猫
06-01 02:15:07.821: E/AndroidRuntime(5387): FATAL EXCEPTION: main
06-01 02:15:07.821: E/AndroidRuntime(5387): java.lang.IllegalStateException: Could not execute method of the activity
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.view.View$1.onClick(View.java:2072)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.view.View.performClick(View.java:2408)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.view.View$PerformClick.run(View.java:8817)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.os.Handler.handleCallback(Handler.java:587)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.os.Handler.dispatchMessage(Handler.java:92)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.os.Looper.loop(Looper.java:144)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.app.ActivityThread.main(ActivityThread.java:4937)
06-01 02:15:07.821: E/AndroidRuntime(5387): at java.lang.reflect.Method.invokeNative(Native Method)
06-01 02:15:07.821: E/AndroidRuntime(5387): at java.lang.reflect.Method.invoke(Method.java:521)
06-01 02:15:07.821: E/AndroidRuntime(5387): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
06-01 02:15:07.821: E/AndroidRuntime(5387): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
06-01 02:15:07.821: E/AndroidRuntime(5387): at dalvik.system.NativeStart.main(Native Method)
06-01 02:15:07.821: E/AndroidRuntime(5387): Caused by: java.lang.reflect.InvocationTargetException
06-01 02:15:07.821: E/AndroidRuntime(5387): at com.indigohate.ProfileActivity.saveChangesClick(ProfileActivity.java:94)
06-01 02:15:07.821: E/AndroidRuntime(5387): at java.lang.reflect.Method.invokeNative(Native Method)
06-01 02:15:07.821: E/AndroidRuntime(5387): at java.lang.reflect.Method.invoke(Method.java:521)
06-01 02:15:07.821: E/AndroidRuntime(5387): at android.view.View$1.onClick(View.java:2067)
06-01 02:15:07.821: E/AndroidRuntime(5387): ... 11 more
06-01 02:15:07.821: E/AndroidRuntime(5387): Caused by: java.lang.NoClassDefFoundError: com.indigohate.UserProfileActivity
如果有人可以帮助我，那就太棒了。