العودة إلى موقع برمج

متابعة إنشاء رابط البيانات Adapter

#1

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لم يعمل التطبيق، لذا نسخت logcat:

12-07 03:32:02.337 622-676/system_process D/MobileDataStateTracker: default: setPolicyDataEnable(enabled=true)
12-07 03:32:02.389 622-676/system_process D/MobileDataStateTracker: default: setPolicyDataEnable(enabled=true)
12-07 03:32:02.449 622-676/system_process D/MobileDataStateTracker: default: setPolicyDataEnable(enabled=true)
12-07 03:32:02.589 622-676/system_process D/MobileDataStateTracker: default: setPolicyDataEnable(enabled=true)
12-07 03:32:06.689 839-2408/com.genymotion.genyd D/dalvikvm: GC_FOR_ALLOC freed 1307K, 38% free 2936K/4736K, paused 2ms, total 2ms
12-07 03:32:09.465 622-637/system_process E/WindowManager: Starting window AppWindowToken{52adc324 token=Token{5285e9ec ActivityRecord{529703ac u0 com.example.nourishlocal/.MainActivity t7}}} timed out
12-07 03:32:11.697 622-638/system_process W/ActivityManager: Activity destroy timeout for ActivityRecord{529703ac u0 com.example.nourishlocal/.MainActivity t7 f}

#2

E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.nourishlocal, PID: 3478
java.lang.NullPointerException
at com.example.nourishlocal.adapter.CommunityListAdapter.getView(CommunityListAdapter.java:51)
at android.widget.AbsListView.obtainView(AbsListView.java:2255)
at android.widget.ListView.makeAndAddView(ListView.java:1790)
at android.widget.ListView.fillDown(ListView.java:691)
at android.widget.ListView.fillFromTop(ListView.java:752)
at android.widget.ListView.layoutChildren(ListView.java:1630)
at android.widget.AbsListView.onLayout(AbsListView.java:2087)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1055)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1671)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1525)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1434)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:453)
at android.widget.FrameLayout.onLayout(FrameLayout.java:388)
at android.view.View.layout(View.java:14817)
at android.view.ViewGroup.layout(ViewGroup.java:4631)
at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:1983)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1740)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:996)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5600)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:761)
at android.view.Choreographer.doCallbacks(Choreographer.java:574)
at android.view.Choreographer.doFrame(Choreographer.java:544)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:747)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5001)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
at dalvik.system.NativeStart.main(Native Method)

#3

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image.png1920×1080 208 KB

#4

يمكنك قراءة معلومات تساعدك في حل هذه المشكلة من الرابط: