For instance, /usr/ports/x11/libexo: LICENSE= GPLv2 LGPL21 LICENSE_COMB= multi LICENSE_FILE_GPLv2= ${WRKSRC}/COPYING LICENSE_FILE_LGPL21= ${WRKSRC}/COPYING.LIB FATAL: Makefile: license specified is GPLv2 LGPL21, but LICENSE_FILE specified is for GPLv2.
*** This bug has been marked as a duplicate of bug 233774 ***