error in uograde

[uranio]

in upgrading the game and:
Error: System.IO.InvalidDataException: La lunghezza del blocco non corrisponde al suo complemento.
in System.IO.Compression.Inflater.DecodeUncompressedBlock(Boolean& end_of_block)
in System.IO.Compression.Inflater.Decode()
in System.IO.Compression.Inflater.Inflate(Byte[] bytes, Int32 offset, Int32 length)
in System.IO.Compression.DeflateStream.Read(Byte[] array, Int32 offset, Int32 count)
in WarZoneLib.MYP.MFTEntry.jL75jASl2Yda2LGZjdQ(Object , Object , Int32 , Int32 )
in WarZoneLib.MYP.MFTEntry.ReadData(Stream _stream)
in WarZoneLib.MYP.pHKCytFC1PYCtYpy2O(Object , Object )
in WarZoneLib.MYP.ReadFile(Int64 hash)
in RoRLauncher.Client.HSaO2QxVy6XtcAJqHwq(Object , Int64 hash)
in RoRLauncher.Client.VerifyManifest(CSV csv)
in RoRLauncher.Client.ioU8iX8ExPSOk3xxQMB(Object )
in RoRLauncher.Client.Handle(PacketIn packet)
in RoRLauncher.Client.IkaEZ48iD826NFTu0BH(Object )
in RoRLauncher.Client.OnReceive(PacketIn packet)
in RoRLauncher.Client.rSN1Kf8QdDryQ7nW8sU(Object )
in RoRLauncher.Client.YFLZyjs0vm(Object )