对于批处理文件中的/ r，突然向文件路径添加句点

I was editing some batch files that use doff.exe to set a date variable, then search through the subfolders of a folder named for the date to find a particular file, copy it, rename it, then process it. All of a sudden, without changing the way it was written, the for /r loop is adding a period to the file path. So, after using doff and navigating to the date-named directory this is my code: I was editing some batch files that use doff.ex