Attempt to invoke virtual method 'java.lang.String java.io.File.getPath()' on a null object reference com.example.r_upgrade.common.UpgradeService$UpgradeRunnable.handlerDownloadFinish(UpgradeService.java:440)

[jinpang]

版本号：r_upgrade: ^0.4.2

Attempt to invoke virtual method 'java.lang.String java.io.File.getPath()' on a null object reference
com.example.r_upgrade.common.UpgradeService$UpgradeRunnable.handlerDownloadFinish(UpgradeService.java:440)
出错堆栈

1 com.example.r_upgrade.common.UpgradeService$UpgradeRunnable.handlerDownloadFinish(UpgradeService.java:440)
2 com.example.r_upgrade.common.UpgradeService$UpgradeRunnable.access$1200(UpgradeService.java:203)
3 com.example.r_upgrade.common.UpgradeService.handleNetworkChange(UpgradeService.java:158)
4 com.example.r_upgrade.common.UpgradeService.access$600(UpgradeService.java:54)
5 com.example.r_upgrade.common.UpgradeService$2.onLost(UpgradeService.java:129)
6 android.net.ConnectivityManager$CallbackHandler.handleMessage(ConnectivityManager.java:3910)
7 android.os.Handler.dispatchMessage(Handler.java:114)
8 android.os.Looper.loopOnce(Looper.java:206)
9 android.os.Looper.loop(Looper.java:296)
10 android.os.HandlerThread.run(HandlerThread.java:67)

[jinpang]

出现的频度比较高，建议修复一下