Fatal Exception: java.lang.NullPointerException: Attempt to invoke interface method 'java.util.Iterator java.lang.Iterable.iterator()' on a null object reference
       at com.rostelecom.zabava.api.data.Channel.hasPurchasedSources(Channel.kt:60)
       at com.rostelecom.zabava.api.data.Channel.isBlocked(Channel.kt:29)
       at com.rostelecom.zabava.v4.ui.epg.view.EpgFragment.setFullscreenTitle(EpgFragment.kt:453)
       at com.rostelecom.zabava.v4.ui.epg.view.EpgFragment.onViewCreated(EpgFragment.kt:233)
       at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1439)
       at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1759)
       at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1827)
       at android.support.v4.app.BackStackRecord.executeOps(BackStackRecord.java:797)
       at android.support.v4.app.FragmentManagerImpl.executeOps(FragmentManager.java:2596)
       at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2383)
       at android.support.v4.app.FragmentManagerImpl.removeRedundantOperationsAndExecute(FragmentManager.java:2338)
       at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2245)
       at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:703)
       at android.os.Handler.handleCallback(Handler.java:739)
       at android.os.Handler.dispatchMessage(Handler.java:95)
       at android.os.Looper.loop(Looper.java:148)
       at android.app.ActivityThread.main(ActivityThread.java:5422)
       at java.lang.reflect.Method.invoke(Method.java)
       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)