I am trying to build a simple app to send message, but its giving error:
java.langSecurityException:Sending SMS message:uid 10057 does not have`android.permission.SEND_SMS
even though i have added android.permission.SEND_SMS in manifest, help me solve this problem
main-activity.java
package com.example.manju.helpme;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.content.Intent;
import android.widget.Edit
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
/* called when user clicks ALERT! button*/
public final static String EXTRA_MESSAGE = "com.example.HelpMe.Message";
public void sendMessage(){
String phoneNo = "5556";
String message = "hi";
try {
SmsManager smsManager = SmsManager.getDefault();
smsManager.sendTextMessage(phoneNo, null, message, null, null);
Toast.makeText(getApplicationContext(), "SMS sent",
Toast.LENGTH_LONG).show();
} catch (Exception e) {
Toast.makeText(getApplicationContext(),
"SMS failed, please try again.",
Toast.LENGTH_LONG).show();
e.printStackTrace();
Intent intent = new Intent(this,DisplayMessageActivity.class);
String Message = e.toString();
intent.putExtra(EXTRA_MESSAGE, Message);
startActivity(intent);
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button btnAlert = (Button)findViewById(R.id.btn_Alert);
Button btnAddGuardian = (Button)findViewById(R.id.btn_Add_Guardian);
Button btnRemoveGuardian = (Button)findViewById(R.id.btn_Remove_Guardian);
btnAlert.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
sendMessage();
}
});
btnAddGuardian.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
}
});
btnRemoveGuardian.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
}
});
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//no inspection Simplifiable If Statement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
}
Android Manifest.XML
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.manju.helpme" >
<uses-permission android:name="android.permission.SEND_SMS"> </uses-permission>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".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>
<activity
android:name=".Guardians"
android:label="@string/title_activity_guardians"
android:parentActivityName=".MainActivity" >
<meta-data
android:name="android.support.PARENT_ACTIVITY"
android:value="com.example.manju.helpme.MainActivity" />
</activity>
<activity
android:name=".DisplayMessageActivity"
android:label="@string/title_activity_display_message" >
</activity>
</application>
</manifest>
