"Error: JAVA_HOME is not defined correctly." in building Jikes rvm
environment-variables, java, java-home, jikes, jvm
Solution
run this command:
find . -exec grep "jdk1.6.0" {} \;
To find out which file is setting JAVA_HOME to that path.
Problem
When I built the Jikes RVM on Ubuntu, I got this error. Any idea? ``` bin/buildit localhost production ---> Config: production /bin/bash --login -c '/bin/bash --login -c " cd /home/jack/Programs/jikesrvm-3.1.2 && export JAVA_HOME=/opt/jdk1.6.0 && ant very-clean -Dhost.name=ia32-linux && ant check-components-properties -Dhost.name=ia32-linux -Dtarget.name=ia32-linux -Dcomponents.cache.dir=/home/jack/.buildit_components_cache && ant -Dtarget.name=ia32-linux -Dconfig.name=production -Dhg.revision= -Dhost.name=ia32-linux -Dcomponents.cache.dir=/home/jack/.buildit_components_cache "' Error: JAVA_HOME is not defined correctly. We cannot execute /opt/jdk1.6.0/bin/java Wed Jun 13 12:23:37 EDT 2012 ===================== Summary ===================== Local : /home/jack/Programs/jikesrvm-3.1.2 Build : ubuntu:/home/jack/Programs/jikesrvm-3.1.2 Target : ubuntu:/home/jack/Programs/jikesrvm-3.1.2 Start : Wed Jun 13 12:23:37 EDT 2012 Config : production [FAILED Wed Jun 13 12:23:37 EDT 2012] =================================================== ``` OS: ``` Linux ubuntu 2.6.32-24-generic #39-Ubuntu SMP Wed Jul 28 06:07:29 UTC 2010 i686 GNU/Linux ``` Environmental Variables: PATH ``` /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/lib/jvm/java-6-sun-1.6.0.22/bin< ``` JAVA_HOME ``` /usr/lib/jvm/java-6-sun-1.6.0.22 ``` I checked the `java` in the `JAVA_HOME/bin` directory, it works. No matter how I change the environmental variables, the error kept complaining "We cannot execute /opt/jdk1.6.0/bin/java". It seems that I didn't modify the right "position".