jdk14 のインストール中に次のエラーが出ました。原因と解決策は何ですか？

/usr/ports/java/jdk14/work/control/build/bsd-i586/gensrc/java/util/CurrencyData. java:1: 'class' or 'interface' expected
Java HotSpot(TM) Client VM warning: Can't detect initial thread stack location
^
/usr/ports/java/jdk14/work/control/build/bsd-i586/gensrc/java/util/CurrencyData. java:1: unclosed character literal
Java HotSpot(TM) Client VM warning: Can't detect initial thread stack location
^
2 errors
gmake[4]: *** [.compile.classlist] Error 1
gmake[4]: Leaving directory `/usr/ports/java/jdk14/work/j2se/make/java/java'
gmake[3]: *** [optimized] Error 2
gmake[3]: Leaving directory `/usr/ports/java/jdk14/work/j2se/make/java/java'
gmake[2]: *** [all] Error 1
gmake[2]: Leaving directory `/usr/ports/java/jdk14/work/j2se/make/java'
gmake[1]: *** [all] Error 1
gmake[1]: Leaving directory `/usr/ports/java/jdk14/work/j2se/make'
gmake: *** [j2se-build] Error 2
*** Error code 2

Stop in /usr/ports/java/jdk14