Nullpointer Exception occured

Feb 28, 6:49 PM on app version 134 google play console shows:

Samsung Galaxy S7 (heroqltespr), 4096MB RAM, Android 7.0

Report 1 of 1 java.lang.NullPointerException:

at se.leap.bitmaskclient.ProviderListBaseActivity$ProviderAPIBroadcastReceiver.onReceive (ProviderListBaseActivity.java:390)

at android.support.v4.content.LocalBroadcastManager.executePendingBroadcasts (LocalBroadcastManager.java:311)

at android.support.v4.content.LocalBroadcastManager.access$000 (LocalBroadcastManager.java:47)

at android.support.v4.content.LocalBroadcastManager$1.handleMessage (LocalBroadcastManager.java:120)

at android.os.Handler.dispatchMessage (Handler.java:102)

at android.os.Looper.loop (Looper.java:154)

at android.app.ActivityThread.main (ActivityThread.java:6688)

at java.lang.reflect.Method.invoke (Native Method)

at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1468)

at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1358)