FTP class

[eluser]Unknown[/eluser]
please help

Code:

$this->ftp->rename('/thumbdragon.gif', '/asd.gif');

works fine
but

Code:

$this->ftp->download('/asd.gif', 'C:/asd.gif', 'ascii');

respond with error cannot download, check the path

Same upload(), download()

mirror() throws no error and do nothing

why do I get this error?