OutOfMemoryException: 引发类型为“System.OutOfMemoryException”的异常。
StackTrace:
   在 System.Collections.Concurrent.ConcurrentDictionary`2.GetKeys()
   在 Microsoft.Extensions.FileProviders.Physical.PhysicalFilesWatcher.OnError(Object sender, ErrorEventArgs e)
   在 System.IO.FileSystemWatcher.OnError(ErrorEventArgs e)
   在 System.IO.FileSystemWatcher.CompletionStatusChanged(UInt32 errorCode, UInt32 numBytes, NativeOverlapped* overlappedPointer)
   在 System.Threading._IOCompletionCallback.PerformIOCompletionCallback(UInt32 errorCode, UInt32 numBytes, NativeOverlapped* pOVERLAP)