Will new version Java 1.8 work with Openedge 11.6.3? Are there any pre-requisites to install Java 1.8 to replace Java 1.7 which came with OE 11.6?
What part of OpenEdge are you trying to run? openclient, jdbc drivers, adminserver, sqlexplorer?
The following Knowledge base article can give you the clear details on this. Please refer the below link.