setting xserver-xorg-legacy/xwrapper/allowed_users from configuration file
dpkg: warning: files list file for package 'libsamplerate0:amd64' missing; assuming package has no files currently installed
dpkg: warning: files list file for package 'libsane-hpaio:amd64' missing; assuming package has no files currently installed
dpkg: unrecoverable fatal error, aborting:
files list file for package 'libqt5webkit5:amd64' contains empty filename
E: Sub-process /usr/bin/dpkg returned an error code (2)
問題を解決するにはどうすればよいですか?