Upgrade to openjdk-7.55.13_4 fails -

[Dr. Peter Voigt]

I am running 10.0-RELEASE-p1 amd64. The today upgrade to
openjdk-7.55.13_4 fails.


# portmaster --no-confirm --no-term-title -D -G openjdk
...
Buildfile: /usr/ports/java/openjdk7/work/openjdk/langtools/make/build.xml

-def-pcompile:
    [mkdir] Created
dir: /usr/ports/java/openjdk7/work/openjdk/build/bsd-amd64/langtools/build/toolclasses
[javac] Compiling 2 source files
to /usr/ports/java/openjdk7/work/openjdk/build/bsd-amd64/langtools/build/toolclasses

BUILD FAILED
/usr/ports/java/openjdk7/work/openjdk/langtools/make/build.xml:860:
Error running /usr/local/openjdk7/bin/javac compiler

Total time: 0 seconds
gmake[3]: *** [build] Error 1
gmake[3]: Leaving directory
`/usr/ports/java/openjdk7/work/openjdk/langtools/make' gmake[2]: ***
[langtools-build] Error 2 gmake[2]: Leaving directory
`/usr/ports/java/openjdk7/work/openjdk' gmake[1]: ***
[build_product_image] Error 2 gmake[1]: Leaving directory
`/usr/ports/java/openjdk7/work/openjdk' *** Error code 1

Stop.
make: stopped in /usr/ports/java/openjdk7

===>>> make failed for java/openjdk7
===>>> Aborting update

===>>> Killing background jobs
Terminated

===>>> You can restart from the point of failure with this command line:
       portmaster <flags> java/openjdk7 

===>>> Exiting


# make showconfig
===> The following configuration options are available for
openjdk-7.55.13_4,1: DEBUG=off: Enable extra debugging info
     POLICY=on: Install the Unlimited Strength Policy Files
     TZUPDATE=on: Update the time zone data
===> Use 'make config' to modify these settings


# pkg version -v |grep -i jdk
openjdk-7.55.13_3,1                <   needs updating (port has
7.55.13_4,1)

Any hints are appreciated.

Regards,
Peter