Comment 1 for bug 788115

If I then reinstall gdk-pixbuf2.0 packages (2.23.3-0ubuntu3), I get the following error message:

Preparing to replace libgdk-pixbuf2.0-0 2.23.3-0ubuntu3 (using .../libgdk-pixbuf2.0-0_2.23.3-0ubuntu3_amd64.deb) ...
Unpacking replacement libgdk-pixbuf2.0-0 ...
Preparing to replace gir1.2-gdkpixbuf-2.0 2.23.3-0ubuntu3 (using .../gir1.2-gdkpixbuf-2.0_2.23.3-0ubuntu3_amd64.deb) ...
Unpacking replacement gir1.2-gdkpixbuf-2.0 ...
Setting up libgdk-pixbuf2.0-0 (2.23.3-0ubuntu3) ...
Setting up gir1.2-gdkpixbuf-2.0 (2.23.3-0ubuntu3) ...
Setting up librsvg2-common (2.34.0-0ubuntu4) ...
/var/lib/dpkg/info/librsvg2-common.postinst: 6: dpkg-architecture: not found
dpkg: error processing librsvg2-common (--configure):
 subprocess installed post-installation script returned error exit status 127
No apport report written because MaxReports is reached already
                                                              Errors were encountered while processing:
 librsvg2-common
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install. Trying to recover:
Setting up librsvg2-common (2.34.0-0ubuntu4) ...
/var/lib/dpkg/info/librsvg2-common.postinst: 6: dpkg-architecture: not found
dpkg: error processing librsvg2-common (--configure):
 subprocess installed post-installation script returned error exit status 127
Errors were encountered while processing:
 librsvg2-common