Lrwxr-xr-x 1 root wheel 5 Oct 3 21:33 CurrentJDK -> 1.5.0 $ cd /System/Library/Frameworks/amework/Versions/ But, this will not change Java version across all system, so in terminal window I executed following commands as a root user to make Java 1.6.0 default VM: You must run Java Preferences utility at /Applications/Utilities/Java/ to make Java 1.6.0 the default version on your OS. It is a base install, without JDK 6.Ģ) Go to Oracle Fusion Middleware Installation Guide for Oracle JDeveloper on OTN and follow listed instructions.ģ) After you will install Sun Java SE 6 for Mac OS X 10.5, you will need to make Java 1.6.0 default version of Java on your machine. In this post I will give instructions, I was following in order to install JDeveloper 11g on my MacBook Pro, I will concentrate on those instructions not mentioned in installation guide.ġ) Download jdevstudio11110install.jar from OTN download page. On Windows, installation process is more straightforward, however it is relatively easy on Mac OS also - just you will need to follow a couple of configuration steps. And its possible to install it on Mac OS as well. Everyone who is interested in Oracle Fusion Middleware probably knows, JDeveloper 11g is production now.