This version (1.5.0) is not compatible with jdk-11. Adjust MODJAVA_VER to be 1.8 only for now. A newer version of abcl this is compatible with jdk-11 will be available soon:
https://mailman.common-lisp.net/pipermail/armedbear-devel/2019-April/003973.html okay? Index: lang/abcl/Makefile =================================================================== RCS file: /cvs/ports/lang/abcl/Makefile,v retrieving revision 1.15 diff -u -p -r1.15 Makefile --- lang/abcl/Makefile 12 Jul 2019 20:47:16 -0000 1.15 +++ lang/abcl/Makefile 22 Sep 2019 02:09:34 -0000 @@ -3,7 +3,7 @@ COMMENT = Common Lisp dialect for the Java Virtual Machine V = 1.5.0 DISTNAME = abcl-src-${V} -REVISION = 2 +REVISION = 3 PKGNAME = abcl-${V} PKG_ARCH = * @@ -19,7 +19,7 @@ PERMIT_PACKAGE = Yes MASTER_SITES = ${HOMEPAGE}/releases/$V/ MODULES = java -MODJAVA_VER = 1.8+ +MODJAVA_VER = 1.8 MODJAVA_BUILD = ant MODJAVA_BUILD_TARGET_NAME = abcl.jar