Process completed with exit code 1.

Possible null reference argument for parameter 'path' in 'string[] Directory.GetFiles(string path)'.

Converting null literal or possible null value to non-nullable type.

Dereference of a possibly null reference.

Possible null reference assignment.

This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.

Possible null reference argument for parameter 'path4' in 'string Path.Combine(string path1, string path2, string path3, string path4)'.

Possible null reference argument for parameter 'path' in 'DirectoryInfo Directory.CreateDirectory(string path)'.