Failed to dump font files from japan games

[StevenBeach33]

Log :
[Info] Loading "C:\Users\user\Downloads\YC\Data\StreamingAssets\Switch\AssetBundles\data\fonts.unity3d"
[Info] Read assets...
[Info] Process assets...
[Info] Building asset list...
[Info] Building tree structure...
[Info] Finished loading 1 file(s) with 3 exportable assets
[Info] Failed to read type, read 0 bytes but expected 3490098 bytes
[Info] Failed to read type, read 0 bytes but expected 3490098 bytes
[Info] Failed to read type, read 0 bytes but expected 3490098 bytes
[Info] Failed to read type, read 0 bytes but expected 3490098 bytes
[Info] [1/1] Dumping Font: FOT-BudoStd-L
[Info] Failed to read type, read 0 bytes but expected 3490098 bytes
[Error] Dump Font: FOT-BudoStd-L error
[Error]
[Error] System.Text.EncoderFallbackException: Unable to translate Unicode character \uD800 at index 974 to specified code page.
[Error] at System.Text.EncoderExceptionFallbackBuffer.Fallback(Char charUnknown, Int32 index)
[Error] at System.Text.EncoderFallbackBuffer.InternalFallback(Char ch, Char*& chars)
[Error] at System.Text.UTF8Encoding.GetBytes(Char* chars, Int32 charCount, Byte* bytes, Int32 byteCount, EncoderNLS baseEncoder)
[Error] at System.Text.EncoderNLS.GetBytes(Char[] chars, Int32 charIndex, Int32 charCount, Byte[] bytes, Int32 byteIndex, Boolean flush)
[Error] at System.IO.StreamWriter.Flush(Boolean flushStream, Boolean flushEncoder)
[Error] at System.IO.StreamWriter.Dispose(Boolean disposing)
[Error] at System.IO.TextWriter.Dispose()
[Error] at System.IO.File.InternalWriteAllText(String path, String contents, Encoding encoding, Boolean checkHost)
[Error] at AssetStudioGUI.Exporter.ExportDumpFile(AssetItem item, String exportPath) in L:\GIT\AssetStudioMod\AssetStudioGUI\Exporter.cs:line 301
[Error] at AssetStudioGUI.Studio.<>c__DisplayClass16_0.b__0(Object state) in L:\GIT\AssetStudioMod\AssetStudioGUI\Studio.cs:line 657
[Error]
[Warning] Unable to dump Font: FOT-BudoStd-L
[Info] Nothing exported. 1 assets skipped (not extractable or files already exist).