Gentoo's Bugzilla –
Attachment 460176 Details for
Bug 605780sci-astronomy/stellarium-0.15.1 : make[2]: *** No rule to make target '/var/tmp/portage/sci-astronomy/stellarium-0.15.1/work/stellarium-0.15.1/po/stellarium-remotecontrol/hi.po', needed by 'translations/stellarium-remotecontrol/hi.qm'. Stop.