Android 运行时错误-应用程序已停止?

Android 运行时错误-应用程序已停止?,android,android-logcat,Android,Android Logcat,当我试图在手机上运行我的应用程序时,当我试图从一个活动转到另一个活动时,其抛出错误,不幸的是,应用程序已停止&当我签入Logcat时,我收到以下错误消息 12-07 03:12:57.958 17518-17518/com.android.mads.madses E/AndroidRuntime﹕ FATAL EXCEPTION: main Process: com.android.mads.madses, PID: 17518 java.lang.NoClassDefFoun

当我试图在手机上运行我的应用程序时,当我试图从一个活动转到另一个活动时,其抛出错误
,不幸的是,应用程序已停止&当我签入Logcat时,我收到以下错误消息

12-07 03:12:57.958  17518-17518/com.android.mads.madses E/AndroidRuntime﹕ FATAL EXCEPTION: main
    Process: com.android.mads.madses, PID: 17518
    java.lang.NoClassDefFoundError: Failed resolution of: Landroid/support/v7/internal/widget/TintManager;
            at android.support.design.widget.TabLayout$TabView.<init>(TabLayout.java:1145)
            at android.support.design.widget.TabLayout.createTabView(TabLayout.java:635)
            at android.support.design.widget.TabLayout.addTabView(TabLayout.java:669)
            at android.support.design.widget.TabLayout.addTab(TabLayout.java:365)
            at android.support.design.widget.TabLayout.addTab(TabLayout.java:340)
            at android.support.design.widget.TabLayout.setTabsFromPagerAdapter(TabLayout.java:624)
            at android.support.design.widget.TabLayout.setupWithViewPager(TabLayout.java:595)
            at com.android.mads.madses.RegisterActivity.onCreate(RegisterActivity.java:35)
            at android.app.Activity.performCreate(Activity.java:5953)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1128)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2267)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2388)
            at android.app.ActivityThread.access$800(ActivityThread.java:148)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1292)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:135)
            at android.app.ActivityThread.main(ActivityThread.java:5312)
            at java.lang.reflect.Method.invoke(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:372)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:901)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:696)
     Caused by: java.lang.ClassNotFoundException: Didn't find class "android.support.v7.internal.widget.TintManager" on path: DexPathList[[zip file "/data/app/com.android.mads.madses-2/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
            at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
            at android.support.design.widget.TabLayout$TabView.<init>(TabLayout.java:1145)
            at android.support.design.widget.TabLayout.createTabView(TabLayout.java:635)
            at android.support.design.widget.TabLayout.addTabView(TabLayout.java:669)
            at android.support.design.widget.TabLayout.addTab(TabLayout.java:365)
            at android.support.design.widget.TabLayout.addTab(TabLayout.java:340)
            at android.support.design.widget.TabLayout.setTabsFromPagerAdapter(TabLayout.java:624)
            at android.support.design.widget.TabLayout.setupWithViewPager(TabLayout.java:595)
            at com.android.mads.madses.RegisterActivity.onCreate(RegisterActivity.java:35)
            at android.app.Activity.performCreate(Activity.java:5953)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1128)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2267)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2388)
            at android.app.ActivityThread.access$800(ActivityThread.java:148)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1292)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:135)
            at android.app.ActivityThread.main(ActivityThread.java:5312)
            at java.lang.reflect.Method.invoke(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:372)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:901)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:696)
    Suppressed: java.lang.ClassNotFoundException: android.support.v7.internal.widget.TintManager
            at java.lang.Class.classForName(Native Method)
            at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
            at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
            ... 22 more
     Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available
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我将appcompat-v7从以下级别降级:

编译'com.android.support:appcompat-v7:23.1.1'

致:

编译'com.android.support:appcompat-v7:23.1.0'


在将android studio升级到2.0之后,我遇到了类似的异常。 我正在使用设计库加载选项卡,打开活动时出现异常。所以我做了以下工作来解决问题

我更新了 Android SDK工具 Android SDK平台工具 Android SDK构建工具 Android支持库

到最新的可用版本,我将以下内容设置为 编译DK23版 buildToolsVersion“23.0.1”

及 编译'com.android.support:appcompat-v7:23.1.0' 编译'com.android.support:design:23.1.1'


它解决了我的问题

刚刚补充说,改变依赖关系肯定会解决问题

compile 'com.android.support:appcompat-v7:23.2.0'
compile 'com.android.support:design:23.2.0'

并将构建工具版本更新为23.0.2,这里是解决此问题所需采取的步骤

  • 在应用程序级别的gradle文件中检查您的
    compileSdkVersion
    版本[在我的例子中是23]
  • 检查同一文件中的依赖项,并确保appcompat和design的版本必须从与相同的编号开始
    compileSdkVersion
  • 将依赖项的版本附加到“+”后面,如

  • 你能展示你的代码并发布你的版本吗?gradleEnabled
    ProGuard
    ahh?请检查代码。不知道它是如何开始正常工作的。在我的情况下,我将更改CompileSDK版本24所有依赖项编译'com.android.support:appcompat-v7:24.0.0'
    package com.android.mads.madses;
    
    import android.support.v4.app.Fragment;
    import android.os.Bundle;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    
    /**
     * Created by Administrator on 07-12-2015.
     */
    public class VechicleInfoFragment extends Fragment{
    
        public VechicleInfoFragment(){
    
        }
    
        @Override
        public void onCreate(Bundle savedInstanceState) {
    
            super.onCreate(savedInstanceState);
        }
    
        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
            // Inflate the layout for this fragment
            return inflater.inflate(R.layout.fragment_vechicleinfo , container, false);
        }
    }
    
    package com.android.mads.madses;
    
    import android.app.Activity;
    import android.app.ProgressDialog;
    import android.content.Intent;
    import android.graphics.Paint;
    import android.support.v7.app.AppCompatActivity;
    import android.os.Bundle;
    import android.util.Log;
    import android.view.Menu;
    import android.view.MenuItem;
    import android.view.View;
    import android.widget.Button;
    import android.widget.EditText;
    import android.widget.Toast;
    
    import com.android.mads.app.AppConfig;
    import com.android.mads.app.AppController;
    import com.android.mads.helper.SQLiteHandler;
    import com.android.mads.helper.SessionManager;
    import com.android.volley.Request;
    import com.android.volley.Response;
    import com.android.volley.VolleyError;
    import com.android.volley.toolbox.StringRequest;
    
    import org.json.JSONException;
    import org.json.JSONObject;
    
    import java.util.HashMap;
    import java.util.Map;
    
    public class LoginActivity extends Activity {
    
        private EditText ed_email, ed_password;
        private Button btn_login, btn_newUser;
        private ProgressDialog pDialog;
    
        private SessionManager session;
        private SQLiteHandler db;
    
        private static final String TAG = LoginActivity.class.getSimpleName();
    
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_login);
    
            ed_email = (EditText) findViewById(R.id.edtxt_login_email);
            ed_password = (EditText) findViewById(R.id.edtxt_login_password);
            btn_login = (Button) findViewById(R.id.btn_login);
            btn_newUser = (Button) findViewById(R.id.btn_login_newUser);
            pDialog = new ProgressDialog(this);
    
            session = new SessionManager(getApplicationContext());
            db = new SQLiteHandler(getApplicationContext());
    
            if (session.isLoggedIn()) {
                Intent i = new Intent(LoginActivity.this, HomeActivity.class);
                startActivity(i);
                finish();
            }
    
            btn_login.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    String email = ed_email.getText().toString();
                    String password = ed_password.getText().toString();
    
                    if (email.isEmpty() || password.isEmpty()) {
                        Toast.makeText(LoginActivity.this, "Please Enter Details", Toast.LENGTH_LONG);
                    } else {
                        checkLogin(email, password);
                    }
                }
            });
    
            btn_newUser.setPaintFlags(btn_newUser.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG);
            btn_newUser.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    Intent i = new Intent(LoginActivity.this, RegisterActivity.class);
                    startActivity(i);
                    finish();
                }
            });
    
        }
    
        public void checkLogin(final String email, final String password) {
            String tag_req = "login_request";
            pDialog.setMessage("Logging In...");
            showDialog();
    
            final StringRequest strR = new StringRequest(
                    Request.Method.POST, AppConfig.LOGIN_URL,
                    new Response.Listener<String>() {
                        @Override
                        public void onResponse(String response) {
                            hideDialog();
    
                            try {
                                JSONObject jsb = new JSONObject(response);
                                boolean error = jsb.getBoolean("error");
                                if (!error) {
                                    String uid = jsb.getString("uid");
    
                                    JSONObject user = jsb.getJSONObject("user");
                                    String fname = user.getString("fname");
                                    String lname = user.getString("lname");
                                    String email = user.getString("email");
                                    String dob = user.getString("dob");
                                    String address = user.getString("address");
                                    String bloodgroup = user.getString("bloodgroup");
                                    String contact1 = user.getString("contact1");
                                    String contact2 = user.getString("contact2");
                                    String vechiclename = user.getString("vechiclename");
                                    String fueltype = user.getString("fueltype");
                                    String mileage = user.getString("mileage");
                                    String created_at = user.getString("created_at");
                                    db.addUser(uid, fname, lname, email, dob,
                                            address, bloodgroup, contact1, contact2,
                                            vechiclename, fueltype, mileage, created_at);
    
                                    session.setLogin(true);
    
                                    Intent i = new Intent(LoginActivity.this, HomeActivity.class);
                                    startActivity(i);
                                    finish();
                                } else {
                                    String error_msg = jsb.getString("error_msg");
                                    Toast.makeText(LoginActivity.this, error_msg, Toast.LENGTH_LONG).show();
                                }
                            } catch (JSONException e) {
                                e.printStackTrace();
                            }
                        }
                    },
                    new Response.ErrorListener() {
                        @Override
                        public void onErrorResponse(VolleyError error) {
                            Log.d("TAG ", error.getMessage());
                        }
                    }
            ) {
                public Map<String, String> getParams() {
                    Map<String, String> p = new HashMap<String, String>();
                    p.put("tag", "login");
                    p.put("email", email);
                    p.put("password", password);
    
                    return p;
                }
            };
    
            AppController.getmInstance().addToRequestQueue(strR, tag_req);
    
        }
    
        public void showDialog() {
            if (!pDialog.isShowing()) {
                pDialog.show();
            }
        }
    
        public void hideDialog() {
            if (pDialog.isShowing()) {
                pDialog.dismiss();
            }
        }
    }
    
        apply plugin: 'com.android.application'
    
    android {
        compileSdkVersion 23
        buildToolsVersion "23.0.1"
    
        defaultConfig {
            applicationId "com.android.mads.madses"
            minSdkVersion 15
            targetSdkVersion 23
            versionCode 1
            versionName "1.0"
        }
        buildTypes {
            release {
                minifyEnabled false
                proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            }
        }
    }
    
    dependencies {
        compile fileTree(dir: 'libs', include: ['*.jar'])
        compile 'com.android.support:appcompat-v7:23.1.1'
        compile 'com.android.support:design:23.1.1'
        compile project (":volley")
    }
    
    compile 'com.android.support:appcompat-v7:23.2.0'
    compile 'com.android.support:design:23.2.0'