[xwiki-users] Xwiki v 6.3 on Mac w/Java 8

I'm getting the majorminor 51.0 error when running Xwiki v 6.3 on a Mac with Java 8. From what I have been reading from support pages Xwiki 6.3 should work with Java 7 and later. I don't care to install Java 7 but maybe I have to? Jason