小编Tam*_*mer的帖子

在iOS4.0之前点击iPhone上的主页按钮退出应用程序,Apple在他们的指南中没有接受以编程方式退出应用程序.

现在iOS4.0中的所有内容都发生了变化,单击主页按钮会使您的应用程序处于挂起模式(多任务处理)..我认为应该有一个明确的方式让用户退出应用程序,如退出按钮.

苹果现在好吗？怎么做呢？

我目前正在使用App结算开发应用程序.一切正常.我已经在Beta频道发布了应用程序,并使用真实项目对测试用户进行了测试,并且它可以正常运行.

但是在调试时,我正在使用android.test.purchased项目,当我按下购买按钮时,我的Play商店崩溃了.

我收到以下错误:

E/AndroidRuntime: FATAL EXCEPTION: main 
                        Process: com.android.vending, PID: 25463
                                                   java.lang.NullPointerException: Attempt to read from field 'com.google.android.finsky.protos.Acquisition$AutoDismissTemplate com.google.android.finsky.protos.Acquisition$PostAcquisitionPrompt.autoDismissTemplate' on a null object reference
                                                       at com.google.android.finsky.billing.SuccessStep.getLayoutResId(SuccessStep.java:75)
                                                       at com.google.android.finsky.billing.lightpurchase.PurchaseFragment.onStateChange(PurchaseFragment.java:31066)
                                                       at com.google.android.finsky.fragments.SidecarFragment.notifyListener(SidecarFragment.java:255)
                                                       at com.google.android.finsky.fragments.SidecarFragment.setState(SidecarFragment.java:250)
                                                       at com.google.android.finsky.billing.lightpurchase.CheckoutPurchaseSidecar.confirmAuthChoiceSelected(CheckoutPurchaseSidecar.java:631)
                                                       at com.google.android.finsky.billing.lightpurchase.PurchaseFragment.onStateChange(PurchaseFragment.java:32156)
                                                       at com.google.android.finsky.fragments.SidecarFragment.notifyListener(SidecarFragment.java:255)
                                                       at com.google.android.finsky.fragments.SidecarFragment.setState(SidecarFragment.java:250)
                                                       at com.google.android.finsky.billing.lightpurchase.CheckoutPurchaseSidecar.access$1900$2f730cd3(CheckoutPurchaseSidecar.java:72)
                                                       at com.google.android.finsky.billing.lightpurchase.CheckoutPurchaseSidecar$1.run(CheckoutPurchaseSidecar.java:1009)
                                                       at android.os.Handler.handleCallback(Handler.java:739)
                                                       at android.os.Handler.dispatchMessage(Handler.java:95)
                                                       at android.os.Looper.loop(Looper.java:148)
                                                       at android.app.ActivityThread.main(ActivityThread.java:5417)
                                                       at java.lang.reflect.Method.invoke(Native Method)
                                                       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
                                                       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
11-23 02:22:43.202 590-739/? W/ActivityManager:   Force finishing activity com.android.vending/com.google.android.finsky.billing.lightpurchase.IabV3Activity


Purchase finished: IabResult: Null data in IAB result (response: -1002:Bad response received), purchase: …