【问题标题】:GCM ERROR(Permission Error)GCM ERROR(权限错误)
【发布时间】:2013-10-07 11:39:19
【问题描述】:

我正在研究 GCM。我的应用程序甚至没有启动并崩溃。跟随错误

<uses-sdk
    android:minSdkVersion="8"
    android:targetSdkVersion="15" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.CALL_PHONE" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.VIBRATE" />
<uses-permission android:name="android.permission.READ_PHONE_STATE" />
<!-- FOR GCM START1 -->
<permission
    android:name="com.ama.gcmdemo.permission.C2D_MESSAGE"
    android:protectionLevel="signature" />
<uses-permission android:name="com.ama.gcmdemo.permission.C2D_MESSAGE" />
<!-- App receives GCM messages. -->
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<!-- GCM connects to Google Services. -->
<!-- GCM requires a Google account. -->
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<!-- Keeps the processor from sleeping when a message is received. -->
<uses-permission android:name="android.permission.WAKE_LOCK" />
<!-- FOR GCM END1 -->
<application
    android:allowBackup="true"
    android:icon="@drawable/icon"
    android:label="@string/app_name"
    android:screenOrientation="portrait"
    android:theme="@style/AppTheme" >
    <activity
        android:name="com.ama.gcmdemo.MainActivityActivity"
        android:label="@string/app_name"
        android:screenOrientation="portrait" >
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
           <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" />
            <action android:name="com.google.android.c2dm.intent.REGISTRATION" />

            <category android:name="com.ama.gcmdemo" />
        </intent-filter>
    </receiver>
    <service android:name=".GCMIntentService" />
    <service android:name=".DialogService" />
</application>

出现以下错误

java.lang.RuntimeException:无法启动活动 ComponentInfo{com.ama.gcmdemo/com.ama.gcmdemo.MainActivityActivity}:java.lang.IllegalStateException:应用程序未定义权限 com.ama.gcmdemo.permission.C2D_MESSAGE

主要活动直接在 com.ama.gcmdemo 包下。

请提出问题出在哪里

【问题讨论】:

  • 您是否在应用程序中添加了 GCM 库?

标签: android google-cloud-messaging android-permissions


【解决方案1】:

在清单文件中授予此权限

  <permission
    android:name="<package-name>.permission.C2D_MESSAGE"
    android:protectionLevel="signature" />

<uses-permission android:name="<package-name>.permission.C2D_MESSAGE" />

<!-- This app has permission to register and receive data message. -->
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />

用你的包名代替包名

【讨论】:

    【解决方案2】:

    试试这个..

    只需更改接收器内的以下行,

    android:name="com.google.android.gcm.GCMBroadcastReceiver"
    

    到,

    android:name="com.ama.gcmdemo.GCMBroadcastReceiver"
    

    并确保您的包裹中有GCMBroadcastReceiver.java。 Bcs,你的包里应该有接收器来接收 GCM 消息。

    【讨论】:

      【解决方案3】:

      您需要使用 GCM 包名称而不是您的应用程序包名称来定义您的接收器,如下所示:

           <receiver
          android:name="com.google.android.gcm.GCMBroadcastReceiver">
      

      不是

         <receiver
              android:name="com.google.android.gcm.GCMBroadcastReceiver"
      

      【讨论】:

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