保存不了文件有如下几种情况，可以逐一排查：

• 1.磁盘空间已满。解决方案：释放出可用空间；

• 2.读取的文件格式不支持。解决方案：采用软件直接扫描；

• 3.压缩组件调用失败。可以看下错误日志，错误日志报如下问题：
  
  System.IO.Compression.ZLibException: The underlying compression routine could not be loaded correctly.
  
   ---> System.BadImageFormatException: 试图加载格式不正确的程序。 (0x8007000B)
  
     at Interop.zlib.DeflateInit2_(ZStream& stream, CompressionLevel level, CompressionMethod method, Int32 windowBits, Int32 memLevel, CompressionStrategy strategy)
  
     at System.IO.Compression.ZLibNative.ZLibStreamHandle.DeflateInit2_(CompressionLevel level, Int32 windowBits, Int32 memLevel, CompressionStrategy strategy)
  
     at System.IO.Compression.Deflater..ctor(CompressionLevel compressionLevel, Int32 windowBits)
  
     --- End of inner exception stack trace ---
  
     at System.IO.Compression.Deflater..ctor(CompressionLevel compressionLevel, Int32 windowBits)
  
     at System.IO.Compression.DeflateStream.InitializeDeflater(Stream stream, Boolean leaveOpen, Int32 windowBits, CompressionLevel compressionLevel)
  
     at System.IO.Compression.DeflateStream..ctor(Stream stream, CompressionLevel compressionLevel, Boolean leaveOpen)
  
  ......

• 解决：请重新安装识别客户端