有个BUG，程序运行十几分钟后，会导致(WindowState: WIN DEATH)进程被杀死了（个别机器上出现）

[YuriTam]

03-22 15:12:02.793 764-4363/? I/WindowState: WIN DEATH: Window{26e87b9d u0 com../com...MainActivity} 03-22 15:12:02.793 3924-3924/? D/PinpadDevice: [Line] : 1731; [Func] : binderDied; the remote client of this PinpadDevice is died. to release 'this'. 03-22 15:12:02.797 3966-3966/? I/!MCSER!: client died ! 03-22 15:12:02.797 3966-3966/? D/!MCSER!: DEV | MAG | stopSearch start CLIENT | destroy! 03-22 15:12:02.808 764-4444/? I/ActivityManager: Process com..(pid 18501) has died 03-22 15:12:02.838 764-4444/? W/ActivityManager: Force removing ActivityRecord{18325bba u0 com../...*.MainActivity t42}: app died