Fatal Exception: java.lang.NullPointerException: Attempt to invoke virtual method 'void org.matrix.androidsdk.crypto.verification.VerificationManager.onToDeviceEvent(org.matrix.androidsdk.crypto.interfaces.CryptoEvent)' on a null object reference
at org.matrix.androidsdk.crypto.internal.MXCryptoImpl.onToDeviceEvent + 1616(MXCryptoImpl.java:1616)
at org.matrix.androidsdk.crypto.internal.MXCryptoImpl.access$100 + 107(MXCryptoImpl.java:107)
at org.matrix.androidsdk.crypto.internal.MXCryptoImpl$2.onToDeviceEvent + 184(MXCryptoImpl.java:184)
at org.matrix.androidsdk.MxEventDispatcher.dispatchOnToDeviceEvent + 527(MxEventDispatcher.java:527)
at org.matrix.androidsdk.MXDataHandler.onToDeviceEvent + 2046(MXDataHandler.java:2046)
at org.matrix.androidsdk.MXDataHandler.handleToDeviceEvent + 1802(MXDataHandler.java:1802)
at org.matrix.androidsdk.MXDataHandler.manageResponse + 1300(MXDataHandler.java:1300)
at org.matrix.androidsdk.MXDataHandler.access$000 + 99(MXDataHandler.java:99)
at org.matrix.androidsdk.MXDataHandler$7.run + 1220(MXDataHandler.java:1220)
at android.os.Handler.handleCallback + 873(Handler.java:873)
at android.os.Handler.dispatchMessage + 99(Handler.java:99)
at android.os.Looper.loop + 280(Looper.java:280)
at android.os.HandlerThread.run + 65(HandlerThread.java:65)