android - IAB V3 中的 IllegalStateException

Question

我正在尝试在应用计费 v3 中使用 android，我的应用程序因以下错误而崩溃无法启动异步操作(使用)，因为另一个异步操作(使用)正在进行中

堆栈轨迹如下所示

02-25 16:56:54.811: E/AndroidRuntime(6913): FATAL EXCEPTION: main
02-25 16:56:54.811: E/AndroidRuntime(6913): java.lang.IllegalStateException: Can't start async operation (consume) because another async operation(consume) is in progress.
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.seven.BillingHelper.IabHelper.flagStartAsync(IabHelper.java:711)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.seven.BillingHelper.IabHelper.consumeAsyncInternal(IabHelper.java:832)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.seven.BillingHelper.IabHelper.consumeAsync(IabHelper.java:623)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.seven.javalib.InAppBilling$15.run(InAppBilling.java:350)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at android.os.Handler.handleCallback(Handler.java:587)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at android.os.Handler.dispatchMessage(Handler.java:92)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at android.os.Looper.loop(Looper.java:143)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at android.app.ActivityThread.main(ActivityThread.java:4196)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at java.lang.reflect.Method.invokeNative(Native Method)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at java.lang.reflect.Method.invoke(Method.java:507)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
02-25 16:56:54.811: E/AndroidRuntime(6913):     at dalvik.system.NativeStart.main(Native Method)

谁能告诉我如何解决这个问题

Answer 1

由于之前尝试方法 flagEndAsync 未被调用的原因，请确保在 IabHelper 中所有情况(成功或失败)中方法 flagEndAsync 被调用。