我的應用程序的調試版本工作正常，但不是發佈版本簽名版本

Question

我的項目似乎在調試版本中正常工作，但在嘗試使用發佈版本簽名版本時崩潰。我創建的其他一些應用也出現了同樣的問題。

我logcat的：

08-11 14:46:08.142 3809-3809/com.example.android.courtcounter W/System:  ClassLoader referenced unknown path: /data/app/com.example.android.courtcounter-1/lib/x86 
08-11 14:46:08.342 3809-3809/com.example.android.courtcounter W/art: Before Android 4.1, method android.graphics.PorterDuffColorFilter android.support.graphics.drawable.VectorDrawableCompat.updateTintFilter(android.graphics.PorterDuffColorFilter, android.content.res.ColorStateList, android.graphics.PorterDuff$Mode) would have incorrectly overridden the package-private method in android.graphics.drawable.Drawable 
08-11 14:46:08.919 3809-3829/com.example.android.courtcounter D/OpenGLRenderer: Use EGL_SWAP_BEHAVIOR_PRESERVED: true 
[08-11 14:46:08.923 3809: 3809 D/   ] 
HostConnection::get() New Host Connection established 0xaa3dbfb0, tid 3809 
[08-11 14:46:08.980 3809: 3829 D/   ] 
HostConnection::get() New Host Connection established 0xae3c7330, tid 3829 
08-11 14:46:09.012 3809-3829/com.example.android.courtcounter I/OpenGLRenderer: Initialized EGL, version 1.4 
08-11 14:46:15.091 3809-3809/com.example.android.courtcounter D/AndroidRuntime: Shutting down VM 
08-11 14:46:15.091 3809-3809/com.example.android.courtcounter E/AndroidRuntime: FATAL EXCEPTION: main 
Process: com.example.android.courtcounter, PID: 3809 
java.lang.IllegalStateException: Could not find method point2A(View) in a parent or ancestor Context for android:onClick attribute defined on view class android.support.v7.widget.AppCompatButton 
    at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.resolveMethod(AppCompatViewInflater.java:327) 
    at android.support.v7.app.AppCompatViewInflater$DeclaredOnClickListener.onClick(AppCompatViewInflater.java:284) 
    at android.view.View.performClick(View.java:5198) 
    at android.view.View$PerformClick.run(View.java:21147) 
    at android.os.Handler.handleCallback(Handler.java:739) 
    at android.os.Handler.dispatchMessage(Handler.java:95) 
    at android.os.Looper.loop(Looper.java:148) 
    at android.app.ActivityThread.main(ActivityThread.java:5417) 
    at java.lang.reflect.Method.invoke(Native Method) 
    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) 
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616) 

activity_main.xml中

<?xml version="1.0" encoding="utf-8"?> 
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    xmlns:tools="http://schemas.android.com/tools" 
    android:layout_width="match_parent" 
    android:layout_height="match_parent" 
    tools:context="com.example.android.courtcounter.MainActivity"> 

    <LinearLayout 
     android:layout_width="match_parent" 
     android:layout_height="wrap_content" 
     android:layout_marginTop="8dp" 
     android:orientation="horizontal"> 

     <LinearLayout 
      android:layout_width="0dp" 
      android:layout_height="wrap_content" 
      android:layout_weight="1" 
      android:padding="16dp" 
      android:orientation="vertical"> 

      <TextView 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:gravity="center_horizontal" 
       android:textColor="#616161" 
       android:fontFamily="sans-serif-medium" 
       android:padding="0dp" 
       android:text="Team A" 
       android:textSize="14sp" /> 

      <TextView 
       android:id="@+id/scoreA" 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:gravity="center_horizontal" 
       android:textColor="#000000" 
       android:padding="16dp" 
       android:fontFamily="sans-serif-light" 
       android:text="0" 
       android:textSize="56sp" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="point2A" 
       android:text="+2 Points" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="point3A" 
       android:text="+3 Points" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="freeThrowA" 
       android:text="Free Throw" /> 

     </LinearLayout> 
     <View 
      android:layout_width="1dp" 
      android:layout_height="match_parent" 
      android:background="#666666"/> 
     <LinearLayout 
      android:layout_width="0dp" 
      android:layout_height="wrap_content" 
      android:layout_weight="1" 
      android:padding="16dp" 
      android:orientation="vertical"> 

      <TextView 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:gravity="center_horizontal" 
       android:paddingBottom="0dp" 
       android:textColor="#616161" 
       android:fontFamily="sans-serif-medium" 
       android:text="Team B" 
       android:textSize="14sp" /> 

      <TextView 
       android:id="@+id/scoreB" 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:gravity="center_horizontal" 
       android:padding="16dp" 
       android:fontFamily="sans-serif-light" 
       android:textColor="#000000" 
       android:text="0" 
       android:textSize="56sp" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="point2B" 
       android:text="+2 Points" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="point3B" 
       android:text="+3 Points" /> 

      <Button 
       android:layout_width="match_parent" 
       android:layout_height="wrap_content" 
       android:layout_marginBottom="8dp" 
       android:layout_marginRight="8dp" 
       android:layout_marginLeft="8dp" 
       android:onClick="freeThrowB" 
       android:text="Free Throw" /> 

     </LinearLayout> 

    </LinearLayout> 

    <Button 
     android:layout_width="wrap_content" 
     android:layout_height="wrap_content" 
     android:text="Reset" 
     android:layout_margin="4dp" 
     android:onClick="reset" 
     android:layout_alignParentBottom="true" 
     android:layout_centerHorizontal="true"/> 

</RelativeLayout> 

MainActivity.java

package com.example.android.courtcounter; 

import android.os.Bundle; 
import android.support.v7.app.AppCompatActivity; 
import android.view.View; 
import android.widget.TextView; 

public class MainActivity extends AppCompatActivity 
{ 
    int pointsA=0, pointsB=0; 
    @Override 
    protected void onCreate(Bundle savedInstanceState) 
    { 
     super.onCreate(savedInstanceState); 
     setContentView(R.layout.activity_main); 
    } 

    //Team A Methods// 

    void point2A(View view) 
    { 
     pointsA+=2; 
     displayA(); 
    } 

    void point3A(View view) 
    { 
     pointsA+=3; 
     displayA(); 
    } 

    public void freeThrowA(View view) 
    { 
     pointsA+=1; 
     displayA(); 
    } 

    public void displayA() 
    { 
     TextView scoreView = (TextView) findViewById(R.id.scoreA); 
     scoreView.setText(String.valueOf(pointsA)); 
    } 

    //Team B methods// 

    void point2B(View view) 
    { 
     pointsB+=2; 
     displayB(); 
    } 

    void point3B(View view) 
    { 
     pointsB+=3; 
     displayB(); 
    } 

    public void freeThrowB(View view) 
    { 
     pointsB+=1; 
     displayB(); 
    } 

    public void displayB() 
    { 
     TextView scoreView = (TextView)  
     findViewById(R.id.scoreB);  
     scoreView.setText(String.valueOf(pointsB)); 
    } 

    //Reset// 

    void reset(View view) 
    { 
     pointsA=0; 
     pointsB=0; 
     displayB(); 
     displayA(); 
    } 
} 

Answer 1

嘗試添加public之前你所有的方法。