We are getting an error when building KStars today due to French translation:

[  2%] Generating po/fr/docs/kstars/index.cache.bz2
config.docbook:349: parser error : Entity 'ie' not defined
are displayed (&ie;, constellation lines, constellation names, the
                   ^
config.docbook:1120: parser error : Entity 'ie' not defined
> &ie; the catalogs downloaded via the
      ^
config.docbook:1823: parser error : Entity 'ie' not defined
are displayed (&ie;, constellation lines, constellation names, the
                   ^
config.docbook:2073: parser error : Entity 'ie' not defined
ating the SkyMap. With this enabled, you select a row in the overlay table (&ie;
                                                                               ^
config.docbook:2802: parser error : Opening and ending tag mismatch: para line 2709 and sect1
</sect1>