a thing about fdz

Operating system: Microsoft Windows NT 6.2.9200.0
Opening INI file "C:\Users\Owner\Disassemblies\team-speedrunner-s-games\Sonic 2 The Rise Of Chaos\Sonic 2 2007 INIs\SonLVL.ini"...
Game type is S2.
Loading Frosty Dusk Zone Act 1...
Loading 8x8 tiles from file "../Art/kosinski/Frosty Dusk Zone.bin", using compression Kosinski...
Unable to read file "../Art/kosinski/Frosty Dusk Zone.bin" with compression Kosinski:
System.IO.IOException: An attempt was made to move the position before the beginning of the stream.
   at System.IO.MemoryStream.Seek(Int64 offset, SeekOrigin loc)
   at SonicRetro.KensSharp.Kosinski.DecodeInternal(Stream source, Stream destination, Int64& decompressedBytes) in C:\Users\Mike\Documents\GitHub\kenssharp_git\Kosinski\Kosinski.impl.cs:line 285
   at SonicRetro.KensSharp.Kosinski.Decompress(Stream input, Stream output) in C:\Users\Mike\Documents\GitHub\kenssharp_git\Kosinski\Kosinski.cs:line 63
   at SonicRetro.KensSharp.Kosinski.Decompress(String sourceFilePath) in C:\Users\Mike\Documents\GitHub\kenssharp_git\Kosinski\Kosinski.cs:line 15
   at SonicRetro.SonLVL.API.Compression.Decompress(String file, CompressionType cmp) in c:\Users\Mike\Documents\GitHub\SonLVL\SonLVLAPI\Compression.cs:line 92
   at SonicRetro.SonLVL.API.LevelData.LoadLevel(String levelname, Boolean loadGraphics) in c:\Users\Mike\Documents\GitHub\SonLVL\SonLVLAPI\LevelData.cs:line 160
   at SonicRetro.SonLVL.GUI.MainForm.backgroundLevelLoader_DoWork(Object sender, DoWorkEventArgs e) in c:\Users\Mike\Documents\GitHub\SonLVL\SonLVL\MainForm.cs:line 536