This can be fixed by patching src/KartDriver.cxx. Tested on amd64.
Simply add the patch system to your debian/rules: include /usr/share/cdbs/1/rules/simple-patchsys.mk -Pascal -- Homepage (http://organact.mine.nu) Debian GNU/Linux (http://www.debian.org)
--- src/KartDriver.cxx.old 2006-09-18 01:17:17.000000000 -0400 +++ src/KartDriver.cxx 2006-09-18 01:24:40.000000000 -0400 @@ -615,7 +615,7 @@ << entity->getPrintableName() << "' '" << (entity->getName() ? entity->getName() : "null") - << "' " << int(entity) << std::endl; + << "' " << entity << std::endl; ssgBranch* branch = dynamic_cast<ssgBranch*>(entity);