写了个安卓程序，在真机上运行很好，在虚拟机上显示出错。求大神帮助

maninmatrix 2013-03-12 10:14:07

这是logcat出错的地方。

...全文

310 13 打赏收藏转发到动态举报

写回复

用AI写文章

13 条回复

切换为时间正序

请发表友善的回复…

发表回复

a583758394 2015-01-09

打赏
举报

楼主我的问题解决了。。。我把我的问题说一下吧希望对你有帮助创建监听器那里有三个碎片布局。我用的 this.findViewByid 这里报错不能用this寻找控件，所以会找不到

a583758394 2015-01-09

打赏
举报

我的问题跟楼主一样，真机上一直没问题，虚拟机报空指针我是菜鸟，不怎么懂。

一直再改手机对应的布局，其他都没管现在手机上运行都没问题，但虚拟机上也是这样

mainsea 2013-04-24

打赏
举报

楼主解决啦吗？

Imgnation 2013-03-13

打赏
举报

是不是用到文件的，模拟器上没的？

wangruncain 2013-03-13

打赏
举报

service 注册了么？

雨焰 2013-03-13

打赏
举报

唯一能看出来的就是你的应用程序有空指针，无法创建服务！你看看是不是你的声明没有实例化啊！其他的也看不出来！

maninmatrix 2013-03-12

打赏
举报

引用 6 楼 Ada168855 的回复:

logcat信息不全，看不清楚，你应该将logcat中的内容导出来，然后再复制粘贴到这里

03-12 15:09:01.535: E/MediaPlayer(335): error (1, -2147483648) 03-12 15:09:01.545: W/dalvikvm(335): threadid=1: thread exiting with uncaught exception (group=0x40015560) 03-12 15:09:01.575: E/AndroidRuntime(335): FATAL EXCEPTION: main 03-12 15:09:01.575: E/AndroidRuntime(335): java.lang.RuntimeException: Unable to create service com.xfdream.music.service.MediaPlayerService: java.lang.NullPointerException 03-12 15:09:01.575: E/AndroidRuntime(335): at android.app.ActivityThread.handleCreateService(ActivityThread.java:1955) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.app.ActivityThread.access$2500(ActivityThread.java:117) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:985) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.os.Handler.dispatchMessage(Handler.java:99) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.os.Looper.loop(Looper.java:123) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.app.ActivityThread.main(ActivityThread.java:3683) 03-12 15:09:01.575: E/AndroidRuntime(335): at java.lang.reflect.Method.invokeNative(Native Method) 03-12 15:09:01.575: E/AndroidRuntime(335): at java.lang.reflect.Method.invoke(Method.java:507) 03-12 15:09:01.575: E/AndroidRuntime(335): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839) 03-12 15:09:01.575: E/AndroidRuntime(335): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597) 03-12 15:09:01.575: E/AndroidRuntime(335): at dalvik.system.NativeStart.main(Native Method) 03-12 15:09:01.575: E/AndroidRuntime(335): Caused by: java.lang.NullPointerException 03-12 15:09:01.575: E/AndroidRuntime(335): at com.xfdream.music.service.MediaPlayerService.getSongDuratonTime(MediaPlayerService.java:849) 03-12 15:09:01.575: E/AndroidRuntime(335): at com.xfdream.music.service.MediaPlayerService.getPlayerDuration(MediaPlayerService.java:835) 03-12 15:09:01.575: E/AndroidRuntime(335): at com.xfdream.music.service.MediaPlayerService.init(MediaPlayerService.java:195) 03-12 15:09:01.575: E/AndroidRuntime(335): at com.xfdream.music.service.MediaPlayerService.onCreate(MediaPlayerService.java:110) 03-12 15:09:01.575: E/AndroidRuntime(335): at android.app.ActivityThread.handleCreateService(ActivityThread.java:1945) 03-12 15:09:01.575: E/AndroidRuntime(335): ... 10 more 03-12 15:09:01.605: W/ActivityManager(61): Force finishing activity com.xfdream.music/.activity.ListMainActivity 03-12 15:09:02.115: W/ActivityManager(61): Activity pause timeout for HistoryRecord{4064ebe8 com.xfdream.music/.activity.ListMainActivity} 03-12 15:09:02.235: I/ActivityManager(61): Displayed com.android.launcher/com.android.launcher2.Launcher: +39s873ms 03-12 15:09:07.284: I/InputReader(61): Device reconfigured: id=0x0, name=qwerty2, display size is now 480x800 03-12 15:09:07.284: I/InputManager-Callbacks(61): No virtual keys found for device qwerty2. 03-12 15:09:10.484: I/Process(335): Sending signal. PID: 335 SIG: 9 03-12 15:09:10.655: E/InputDispatcher(61): channel '40693eb8 com.xfdream.music/com.xfdream.music.activity.ListMainActivity (server)' ~ Consumer closed input channel or an error occurred. events=0x8 03-12 15:09:10.655: E/InputDispatcher(61): channel '40693eb8 com.xfdream.music/com.xfdream.music.activity.ListMainActivity (server)' ~ Channel is unrecoverably broken and will be disposed! 03-12 15:09:10.684: I/ActivityManager(61): Process com.xfdream.music (pid 335) has died. 03-12 15:09:10.684: W/ActivityManager(61): Scheduling restart of crashed service com.xfdream.music/.service.DownLoadService in 5000ms 03-12 15:09:10.694: W/ActivityManager(61): Scheduling restart of crashed service com.xfdream.music/.service.MediaPlayerService in 18806ms 03-12 15:09:10.814: I/WindowManager(61): WIN DEATH: Window{40693eb8 com.xfdream.music/com.xfdream.music.activity.ListMainActivity paused=false} 03-12 15:09:11.144: I/ARMAssembler(61): generated scanline__00000177:03515104_00001001_00000000 [ 91 ipp] (114 ins) at [0x445ed520:0x445ed6e8] in 1556035 ns 03-12 15:09:12.344: W/ActivityManager(61): Activity destroy timeout for HistoryRecord{4064ebe8 com.xfdream.music/.activity.ListMainActivity} 03-12 15:09:15.754: I/ActivityManager(61): Start proc com.xfdream.music for service com.xfdream.music/.service.DownLoadService: pid=349 uid=10034 gids={1015, 3003} 03-12 15:09:29.784: I/StagefrightPlayer(34): setDataSource('/mnt/sdcard/new folder/mp3') 03-12 15:09:29.804: E/MediaPlayer(349): error (1, -2147483648) 03-12 15:09:29.855: W/dalvikvm(349): threadid=1: thread exiting with uncaught exception (group=0x40015560) 03-12 15:09:29.884: E/AndroidRuntime(349): FATAL EXCEPTION: main 03-12 15:09:29.884: E/AndroidRuntime(349): java.lang.RuntimeException: Unable to create service com.xfdream.music.service.MediaPlayerService: java.lang.NullPointerException 03-12 15:09:29.884: E/AndroidRuntime(349): at android.app.ActivityThread.handleCreateService(ActivityThread.java:1955) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.app.ActivityThread.access$2500(ActivityThread.java:117) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:985) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.os.Handler.dispatchMessage(Handler.java:99) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.os.Looper.loop(Looper.java:123) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.app.ActivityThread.main(ActivityThread.java:3683) 03-12 15:09:29.884: E/AndroidRuntime(349): at java.lang.reflect.Method.invokeNative(Native Method) 03-12 15:09:29.884: E/AndroidRuntime(349): at java.lang.reflect.Method.invoke(Method.java:507) 03-12 15:09:29.884: E/AndroidRuntime(349): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839) 03-12 15:09:29.884: E/AndroidRuntime(349): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597) 03-12 15:09:29.884: E/AndroidRuntime(349): at dalvik.system.NativeStart.main(Native Method) 03-12 15:09:29.884: E/AndroidRuntime(349): Caused by: java.lang.NullPointerException 03-12 15:09:29.884: E/AndroidRuntime(349): at com.xfdream.music.service.MediaPlayerService.getSongDuratonTime(MediaPlayerService.java:849) 03-12 15:09:29.884: E/AndroidRuntime(349): at com.xfdream.music.service.MediaPlayerService.getPlayerDuration(MediaPlayerService.java:835) 03-12 15:09:29.884: E/AndroidRuntime(349): at com.xfdream.music.service.MediaPlayerService.init(MediaPlayerService.java:195) 03-12 15:09:29.884: E/AndroidRuntime(349): at com.xfdream.music.service.MediaPlayerService.onCreate(MediaPlayerService.java:110) 03-12 15:09:29.884: E/AndroidRuntime(349): at android.app.ActivityThread.handleCreateService(ActivityThread.java:1945) 03-12 15:09:29.884: E/AndroidRuntime(349): ... 10 more