Package: maxima Version: 5.37.3-1 Severity: normal When asking maxima for help, it tries to find info files like /usr/share/doc/maxima/info/./maxima.info-1.
Here is an example: $ maxima Maxima 5.37.3 http://maxima.sourceforge.net using Lisp GNU Common Lisp (GCL) GCL 2.6.12 Distributed under the GNU Public License. See the file COPYING. Dedicated to the memory of William Schelter. The function bug_report() provides bug reporting information. (%i1) ??binomial; 0: binomial (Combinatorial Functions) ... [stuff snipped] 18: var_negative_binomial (Functions and Variables for discrete distributions) Enter space-separated numbers, `all' or `none': 0 Maxima encountered a Lisp error: Condition in MACSYMA-TOP-LEVEL [or a callee]: INTERNAL-SIMPLE-ERROR: Cannot open the file /usr/share/doc/maxima/info/./maxima.info-1. Automatically continuing. To enable the Lisp debugger set *debugger-hook* to nil. The info files are actually in /usr/share/info $ ls /usr/share/info/maxima* /usr/share/info/maxima.info-1.gz /usr/share/info/maxima.info-3.gz /usr/share/info/maxima.info-2.gz /usr/share/info/maxima.info.gz and are put there by maxima-doc: $ dpkg -S /usr/share/info/maxima.info-1.gz maxima-doc: /usr/share/info/maxima.info-1.gz Making symlinks fixes it: # cd /usr/share/doc/maxima/info # ln -s /usr/share/info/maxima.info-1.gz etc. -Sanjoy -- System Information: Debian Release: stretch/sid APT prefers testing APT policy: (990, 'testing'), (500, 'unstable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.3.0-1-amd64 (SMP w/4 CPU cores) Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages maxima depends on: ii libc6 2.21-9 ii libgmp10 2:6.1.0+dfsg-2 ii libreadline6 6.3-8+b4 ii libx11-6 2:1.6.3-1 Versions of packages maxima recommends: ii gnuplot-x11 4.6.6-3 ii maxima-share 5.37.3-1 Versions of packages maxima suggests: ii maxima-doc 5.37.3-1 ii maxima-emacs 5.37.3-1 pn texmacs <none> ii tk [wish] 8.6.0+9 pn xmaxima <none> -- no debconf information