这是简单的代码发送短信。sendTextMessage在android手机
47: SmsManager sms = SmsManager.getDefault();
48: sms.sendTextMessage("12345678901", null, "hello!", null, null);
但我无法运行此代码。 此代码在Android版本2.1中运行成功,但是我的手机Samsung galaxy II发生NullPointException错误。告诉我这个问题。这里是AndroidManifest.xml代码和错误日志。
<uses-permission android:name="android.permission.SEND_SMS"/>
FATAL EXCEPTION: main
java.lang.RuntimeException:Unable to start activity ComponentInfo {ric.FPSProject.FamilyPositionSearch/ric.FPSProject.SinglePos.SinglePosMap}: java.lang.NullPointerException
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2668)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2684)
at android.app.ActivityThread.access$2300(ActivityThread.java:126)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2038)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:123)
at android.app.ActivityThread.main(ActivityThread.java:4632)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:521)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:858)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.NullPointerException
at android.os.Parcel.readException(Parcel.java:1253)
at android.os.Parcel.readException(Parcel.java:1235)
at com.android.internal.telephony.ISms$Stub$Proxy.sendText(ISms.java:561)
at android.telephony.SmsManager.sendTextMessage(SmsManager.java:109)
**at ric.FPSProject.SinglePos.SinglePosMap.sendSMS(SinglePosMap.java:48)**
at ric.FPSProject.SinglePos.SinglePosMap.initPersonData(SinglePosMap.java:273)
at ric.FPSProject.SinglePos.SinglePosMap.onCreate(SinglePosMap.java:134)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2632)
... 11 more
我试过代码,它为我工作(虽然我没有将电话号码替换为有效的电话号码)。请从logcat输出中粘贴更多行,这可能有助于定位问题。 –
好吧,我会的,请帮助我! –