* Package:    dev-java/log4j-1.2.16
 * Repository: gentoo
 * Maintainer: java@gentoo.org
 * USE:        elibc_glibc ia64 kernel_linux userland_GNU
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
 * Using: icedtea6
>>> Unpacking source...
>>> Unpacking apache-log4j-1.2.16.tar.gz to /var/tmp/portage/dev-java/log4j-1.2.16/work
>>> Source unpacked in /var/tmp/portage/dev-java/log4j-1.2.16/work
>>> Preparing source in /var/tmp/portage/dev-java/log4j-1.2.16/work/apache-log4j-1.2.16 ...
removed `log4j-1.2.16.jar'
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-java/log4j-1.2.16/work/apache-log4j-1.2.16 ...
Changing ignoresystemclasses to true for available tasks in /var/tmp/portage/dev-java/log4j-1.2.16/work/apache-log4j-1.2.16/build.xml
Rewriting /var/tmp/portage/dev-java/log4j-1.2.16/work/apache-log4j-1.2.16/build.xml
'eselect python show' printed unrecognized value ''
'eselect python show' printed unrecognized value ''
 * Could not find valid -source/-target values
 * Please file a bug about this on bugs.gentoo.org
 * ERROR: dev-java/log4j-1.2.16 failed (configure phase):
 *   Could not find valid -source/-target values
 * 
 * Call stack:
 *     ebuild.sh, line   56:  Called src_configure
 *   environment, line 4239:  Called java-ant-2_src_configure
 *   environment, line 2028:  Called java-ant_bsfix
 *   environment, line 2050:  Called java-ant_bsfix_files './build.xml' './tests/build.xml' './src/ntdll/build.xml'
 *   environment, line 2063:  Called die
 * The specific snippet of code:
 *           die "Could not find valid -source/-target values";
 * 
 * If you need support, post the output of 'emerge --info =dev-java/log4j-1.2.16',
 * the complete build log and the output of 'emerge -pqv =dev-java/log4j-1.2.16'.
!!! When you file a bug report, please include the following information:
GENTOO_VM=icedtea6  CLASSPATH="" JAVA_HOME="/usr/lib/icedtea6"
JAVACFLAGS="-source 1.4 -target 1.4" COMPILER=""
and of course, the output of emerge --info
 * The complete build log is located at '/var/tmp/portage/dev-java/log4j-1.2.16/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-java/log4j-1.2.16/temp/environment'.
 * S: '/var/tmp/portage/dev-java/log4j-1.2.16/work/apache-log4j-1.2.16'