obb download crash on some device with android 8.0/8.1

Hi, Im gettting some crash when obb downloading and almost happened on android 8.0 and android 8.1. I have no idea when and how it happened. Has anyone ever seen this issue ?

below is the stack trace

Caused by

    at android.app.ActivityThread.handleReceiver (ActivityThread.java:3399)
    at android.app.ActivityThread.-wrap18 (Unknown Source)
    at android.app.ActivityThread$H.handleMessage (ActivityThread.java:1780)
    at android.os.Handler.dispatchMessage (Handler.java:105)
    at android.os.Looper.loop (Looper.java:164)
    at android.app.ActivityThread.main (ActivityThread.java:6942)
    at java.lang.reflect.Method.invoke (Native Method)
    at com.android.internal.os.Zygote$MethodAndArgsCaller.run (Zygote.java:327)
    at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1374)
    Caused by: java.lang.IllegalStateException: 
    at android.app.ContextImpl.startServiceCommon (ContextImpl.java:1538)
    at android.app.ContextImpl.startService (ContextImpl.java:1484)
    at android.content.ContextWrapper.startService (ContextWrapper.java:663)
    at android.content.ContextWrapper.startService (ContextWrapper.java:663)
    at com.unity3d.plugin.downloader.b.p.a (Unknown Source:85)
    at com.unity3d.plugin.downloader.b.p.a (Unknown Source:9)
    at com.unity3d.plugin.downloader.UnityAlarmReceiver.onReceive (Unknown Source:2)
    at android.app.ActivityThread.handleReceiver (ActivityThread.java:3392)

I think its about App Licensing, not sure. Did you find out a solution?,same issue, do you finally find out a solution? I think is something about App Licensing