[ 12%] Generating chem.cmx
cd /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/build/kalzium/src && /usr/local/bin/ocamlopt -o /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/build/kalzium/src/chem.cmx -I +facile -c /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/kalzium/src/solver/chem.ml
File "/usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/kalzium/src/solver/chem.ml", line 54, characters 43-54:
Warning Y: unused variable nb_elements.
File "/usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/kalzium/src/solver/chem.ml", line 1, characters 0-1:
Error: /usr/local/lib/ocaml/facile/facile.cmi
is not a compiled interface
*** Error code 2

Stop in /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/build.
*** Error code 1

Stop in /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/build.
*** Error code 1

Stop in /usr/ports/misc/kdeedu4/work/kdeedu-4.2.3/build.
*** Error code 1

Stop in /usr/ports/misc/kdeedu4.
*** Error code 1

Stop in /usr/ports/misc/kdeedu4.
** Command failed [exit code 1]: /usr/bin/script -qa /tmp/portupgrade20090529-65077-jf7z4d-0 env UPGRADE_TOOL=portupgrade UPGRADE_PORT=kdeedu-4.2.0_1 UPGRADE_PORT_VER=4.2.0_1 make DEPENDS_TARGET=package reinstall
---> Restoring the old version
** Fix the installation problem and try again.
[Updating the pkgdb <format:bdb_btree> in /var/db/pkg ... - 492 packages found (-0 +1) . done]
** Listing the failed packages (-:ignored / *:skipped / !:failed)
! misc/kdeedu4 (kdeedu-4.2.0_1) (install error)