--------- beginning of crash

09-01 18:31:56.043  1796  3078 E AndroidRuntime: FATAL EXCEPTION: Binder:1796_8

09-01 18:31:56.043  1796  3078 E AndroidRuntime: Process: app.wxphone, PID: 1796

09-01 18:31:56.043  1796  3078 E AndroidRuntime: io.reactivex.exceptions.UndeliverableException: com.tencent.wxvoip.ServiceProxy$GetTicketException: EMMC  1

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at io.reactivex.plugins.RxJavaPlugins.onError(RxJavaPlugins.java:367)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at io.reactivex.internal.observers.ConsumerSingleObserver.onSuccess(ConsumerSingleObserver.java:66)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at io.reactivex.internal.operators.single.SingleCreate$Emitter.onSuccess(SingleCreate.java:68)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at app.wxphone.utils.Api$activateDevice$1$result$1.onCallback(Api.kt:108)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at app.wxphone.utils.Api$activateDevice$1$result$1.onCallback(Api.kt:97)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at com.tencent.mm.ipcinvoker.IPCInvoker$IPCInvokeCallbackWrapper.onCallback(IPCInvoker.java:246)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at com.tencent.mm.ipcinvoker.aidl.AIDL_IPCInvokeCallback$Stub.onTransact(AIDL_IPCInvokeCallback.java:68)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at android.os.Binder.execTransact(Binder.java:731)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: Caused by: com.tencent.wxvoip.ServiceProxy$GetTicketException: EMMC  1

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at com.tencent.wxvoip.ServiceProxy.getCallerTicket(Unknown Source:556)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at app.wxphone.utils.RequestsRepo.getCallerTicket(RequestsRepo.kt:115)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at app.wxphone.utils.Api.getCallerTicket(Api.kt:717)

09-01 18:31:56.043  1796  3078 E AndroidRuntime: at app.wxphone.controller.DeviceController.la