Android Question new crash

[samannnn]

hi friends
i have new crash on google play console :

firebase admob version : 3.00
core version: 12.80

m.ana.bh​

java.lang.ClassNotFoundException - androidx.work.impl.WorkDatabase

Fatal Exception: java.lang.NoClassDefFoundError
Failed resolution of: Landroidx/work/impl/WorkDatabase;
androidx.work.impl.WorkManagerImpl.<init> (WorkManagerImpl.java:236)

android.os.Binder.transact (Binder.java:1219)
m.ana.bh (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:8)
com.google.android.gms.ads.nonagon.offline.buffering.c.a (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:82)

com.google.android.gms.ads.nonagon.offline.buffering.h.b (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:5)
m.civ.run (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:30)
java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1156)

java.lang.Thread.run (Thread.java:1119)
Caused by java.lang.ClassNotFoundException
androidx.work.impl.WorkDatabase
androidx.work.impl.WorkManagerImpl.<init> (WorkManagerImpl.java:236)

android.os.Binder.transact (Binder.java:1219)
m.ana.bh (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:8)
com.google.android.gms.ads.nonagon.offline.buffering.c.a (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:82)

com.google.android.gms.ads.nonagon.offline.buffering.h.b (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:5)
m.civ.run (:com.google.android.gms.policy_ads_fdr_dynamite@[email protected]:30)
java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1156)

java.lang.Thread.run (Thread.java:1119)

 

[Erel]

First step is to upgrade to latest B4A with an updated SDK: https://www.b4x.com/b4a.html