Do you have error messages?, like :
Path too long
Error cannot delete file: cannot read from source file or disk
Cannot delete file: Access is denied
There has been a sharing violation.
Cannot delete file or folder The file name you specified is not valid or too long.
Specify a different file name.
The source or destination file may be in use.
The file is in use by another program or user.
Error Deleting File or Folder`
Make sure the disk is not full or write-protected and that the file is not currently in
Error Copying File or Folder.
Cannot remove folder.
The filename or extension is too long.
Path too deep.
Destination Path Too Long.
Could not find this item.
Filename is not valid.
The file could not be accessed.
The path you entered, is too long. Enter a shorter path.
File Name could not be found. Check the spelling of the filename, and verify that
the file location is correct.
If yes, use this "Long Path Tool". Fix filename too long, filename is too long, too
long path and path too long problems forever.