When I batch rename files in the windows, watching the encounter seemingly no problem file name, but it is a hint system can not find the file.
Later, watching the head of the original file name spaces "," Space is part of the file name of the default windows, but also digital space before ordering.
Sometimes see clearly sorted by file name, and how some files (the first letter in sequence should rearward) is discharged to the front. This is also the reason
Solution: ren "(add the appropriate number of spaces) source file name" "destination file name"