This may or may not be anything, it hasn't caused any issues on my RN202, and have had such things happen before during beta phases.
Just thought I would post it if it helps.
root@ezekiel:/home/admin# apt upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] y Setting up nfs-kernel-server (1:1.2.8-9+deb8u1) ... debconf: unable to initialize frontend: Dialog debconf: (No usable dialog-like program is installed, so the dialog based frontend cannot be used. at /usr/share/perl5/Debconf/FrontEnd/Dialog.pm line 76.) debconf: falling back to frontend: Readline debconf: unable to initialize frontend: Dialog debconf: (No usable dialog-like program is installed, so the dialog based frontend cannot be used. at /usr/share/perl5/Debconf/FrontEnd/Dialog.pm line 76.) debconf: falling back to frontend: Readline update-rc.d: error: initscript does not exist: /etc/init.d/nfs-kernel-server dpkg: error processing package nfs-kernel-server (--configure): subprocess installed post-installation script returned error exit status 1 Errors were encountered while processing: nfs-kernel-server E: Sub-process /usr/bin/dpkg returned an error code (1) root@ezekiel:/home/admin#
