empty map in MyLPG.eu app

07-05 10:19:23.316 18199 18199 I zzbz    : Making Creator dynamically
07-05 10:19:23.317 18199 18199 D GmsDynamiteLoaderImpl: unimplemented Method: getModuleVersion for com.google.android.gms.maps_dynamite
07-05 10:19:23.318 18199 18199 W DynamiteModule: Local module descriptor class for com.google.android.gms.maps_dynamite not found.
07-05 10:19:23.318 18199 18199 I DynamiteModule: Considering local module com.google.android.gms.maps_dynamite:0 and remote module com.google.android.gms.maps_dynamite:0
07-05 10:19:23.319 18199 18199 E zzbz    : Failed to load maps module, use legacy
07-05 10:19:23.319 18199 18199 E zzbz    : com.google.android.gms.dynamite.DynamiteModule$zzc: No acceptable module found. Local version is 0 and remote version is 0.
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.dynamite.DynamiteModule.zza(Unknown Source:168)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.internal.zzbz.zzds(Unknown Source:4)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.internal.zzbz.zzdr(Unknown Source:7)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.internal.zzbz.zzdq(Unknown Source:30)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.MapsInitializer.initialize(Unknown Source:15)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.SupportMapFragment$zzb.zzavp(Unknown Source:16)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.SupportMapFragment$zzb.zza(Unknown Source:2)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.dynamic.zza.zza(Unknown Source:42)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.dynamic.zza.onCreate(Unknown Source:5)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.google.android.gms.maps.SupportMapFragment.onCreate(Unknown Source:5)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at eu.mylpg.android.MapsFragment.onCreate(MapsFragment.java:100)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.Fragment.performCreate(Fragment.java:2177)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1244)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentTransition.addToFirstInLastOut(FragmentTransition.java:1080)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentTransition.calculateFragments(FragmentTransition.java:971)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentTransition.startTransitions(FragmentTransition.java:95)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2143)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentManagerImpl.optimizeAndExecuteOps(FragmentManager.java:2098)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2008)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:710)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.os.Handler.handleCallback(Handler.java:873)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.os.Handler.dispatchMessage(Handler.java:99)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.os.Looper.loop(Looper.java:193)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at android.app.ActivityThread.main(ActivityThread.java:6718)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at java.lang.reflect.Method.invoke(Native Method)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
07-05 10:19:23.319 18199 18199 E zzbz    : 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
07-05 10:19:23.324 18199 18199 D GmsMapCreator: initV2
07-05 10:19:23.341 18199 18199 D GmsMapFragment: onCreate: null
07-05 10:19:23.348 18199 18199 D GmsMultiArchLoader: Loading native mapbox-gl
07-05 10:19:23.381 18199 18199 D GmsMapFragment: onCreateView: null
07-05 10:19:23.388 18199 18199 D GmsMap  : Delay callback invocation, as map is not yet initialized
07-05 10:19:23.402 18199 18199 I SQLiteAssetHelper: successfully opened database stations
07-05 10:19:23.418 18199 18199 D GmsMap  : unimplemented Method: onStart
07-05 10:19:23.446 18199 18372 I Mbgl-EGLConfigChooser: In emulator: false
07-05 10:19:23.456 18199 18372 I Mbgl    : {GLThread 751}[General]: GPU Identifier: Adreno (TM) 506
07-05 10:19:23.470 18199 18199 D GmsMapBitmap: registerMap
07-05 10:19:23.471 18199 18199 D GmsMap  : Invoking 1 callbacks delayed, as map is initialized
07-05 10:19:23.474 18199 18199 D GmsMap  : unimplemented Method: setInfoWindowAdapter
07-05 10:19:23.490 18199 18199 D GmsMap  : unimplemented Method: setOnInfoWindowClickListener
07-05 10:19:23.490 18199 18199 D GmsMap  : unimplemented Method: setMyLocationEnabled

Start at MapsFragment.java:100 and reproduce the empty map while comparing the supplied Google Maps initialization and mapbox-gl log. Trace the map initialization path to determine why the map remains empty. Done means the app displays the map correctly on the affected setup.