_ [debian] lftp 3.5.10-2 変

Preparing to replace lftp 3.5.10-1 (using .../lftp_3.5.10-2_i386.deb) ...
Unpacking replacement lftp ...
No alternatives for ftp.
dpkg: warning - old post-removal script returned error exit status 1
dpkg - trying script from the new package instead ...
dpkg: error processing /var/cache/apt/archives/lftp_3.5.10-2_i386.deb (--unpack):
 there is no script in the new version of the package - giving up
Errors were encountered while processing:
 /var/cache/apt/archives/lftp_3.5.10-2_i386.deb

でインストール不可。#426492 かな。