Problem compiling openjdk8

[Filippo Moretti]

I run into this error trying to compile openjdk8[filippo at sting ~]$ uname -aFreeBSD sting 12.0-CURRENT FreeBSD 12.0-CURRENT #2 r336662: Wed Jul 25 14:39:38 CEST 2018     root at sting:/usr/obj/usr/src/amd64.amd64/sys/STING_VT  amd64[filippo at sting ~]$ 
checking for ftp... ftpchecking headful support... include support for both headful and headlessconfigure: Found potential Boot JDK using configure argumentsconfigure: Potential Boot JDK found at /usr/local/bootstrap-openjdk8 is incorrect JDK version (); ignoringconfigure: (Your Boot JDK must be version 7 or 8)configure: error: The path given by --with-boot-jdk does not contain a valid Boot JDKconfigure exiting with result code 1===>  Script "../../configure" failed unexpectedly.Please report the problem to java at FreeBSD.org [maintainer] and attach the"/usr/ports/java/openjdk8/work/openjdk/common/autoconf/config.log" includingthe output of the failure of your make command. Also, it might be a good ideato provide an overview of all packages installed on your system (e.g. a/usr/local/sbin/pkg-static info -g -Ea).*** Error code 1
sincerelyFilippo