Download Error - Couldn't get DRM encryption keys

[ferivoq]

ProtoBuf.ProtoException: Invalid wire-type (7); this usually means you have over-written a file without truncating or setting the length; see https://stackoverflow.com/q/2152978/23354 at ProtoBuf.ProtoReader.State.ThrowProtoException(String message) in //src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 803 at ProtoBuf.ProtoReader.State.ThrowWireTypeException() in //src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 797 at ProtoBuf.ProtoReader.State.AppendExtensionField(State& writeState) in //src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 987 at ProtoBuf.ProtoReader.State.AppendExtensionDataImpl(IExtension extn) in //src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 908 at ProtoBuf.ProtoReader.State.AppendExtensionData(IExtensible instance) in /_/src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 883 at proto2(State&, ClientIdentification) at ProtoBuf.ProtoReader.State.ReadAsRoot[T](T value, ISerializer`1 serializer) in //src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 1157 at ProtoBuf.ProtoReader.State.DeserializeRoot[T](T value, ISerializer1 serializer) in /_/src/protobuf-net.Core/ProtoReader.State.ReadMethods.cs:line 1137 at ProtoBuf.Serializer.Deserialize[T](Stream source) in /_/src/protobuf-net/Serializer.Deserialize.cs:line 20 at CRD.Utils.DRM.Session..ctor(ContentDecryptionModule contentDecryptionModule, Byte[] pssh) at CRD.Utils.DRM.Widevine.getKeys(String pssh, String licenseServer, Dictionary2 authData) Failed to get encryption keys

I got the client id and key from virutal device.

[codetolearner]

I also got the download error as well. see image