java-home

My system is Windows 10 64 bit I have created an environment variable "JAVA_HOME" and updated the path but, still system is showing "The JAVA_HOME" environment variable is not defined This environment variable is needed to run this program" Also, echo %JAVA_HOME% is not displaying the path Please review the attached screenshots. You need to close and reopen cmd.exe or restart the computer to get JAVA_HOME to propagate to your command prompt. If cmd was open when you set the variables they will not be available in that session. 来源： https://stackoverflow.com/questions/33771315/windows-10-java

I downgraded java 1.7 from 1.8, but I still see 1.8 when I do java -version . I changed the path and also made JAVA_HOME changed for 1.7 as JAVA_HOME: C:\Program Files (x86)\Java\jdk1.7.0_79 PATH: C:\Program Files(x86)\Java\jdk1.7.0_79\bin For some reason I also have this in my path: C:\ProgramData\Oracle\Java\javapath , which I believe keeps this 1.8 version. When I take off this from the path, I get this message: C:\Program Files\Java\jre7\lib\amd64\jvm.cfg . I don't know what's going on. Any suggestion would be very helpful. TRY DOING THE FOLLOWING: Type "regedit" from startup menu. Take a

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

Currently working on Linux Cinnamon . I have unistall/removed Open JDK from my local drive. Then I checked java -version via terminal and gives - $ java -version The program 'java' can be found in the following packages: * default-jre * gcj-5-jre-headless * openjdk-8-jre-headless * gcj-4.8-jre-headless * gcj-4.9-jre-headless * openjdk-9-jre-headless Try: sudo apt install <selected package> After that following the installation guide to install oracle jdk 8 for linux . Then I just checked java -version command through [I just unpack jdk to /opt/java ]- $ /opt/java/jdk1.8.0_112/bin/java -version

When i try to start SQLDeveloper, it is giving me the following error in command prompt: Error: This product requires a Java(TM) Platform 5.0 runtime. You are using 1.4.2-b28 from C:\j2sdk1.4.2\jre But my JAVA_HOME is set to java 6 JAVA_HOME=C:\Program Files\Java\jdk1.6.0_32 Can anyone explain what exactly to do to resolve this? Oracle SQL Developer uses a configuration file named products.conf which is situated at your roaming directory. If you are using Windows 7 then the directory path will be: C:\Users\\AppData\Roaming\sqldeveloper\1.0.0.0.0 Delete whole sqldeveloper directory from C: