If so, you need SAP Universal ID. In a few months, SAP Universal ID will be the only option to login to SAP Community. Without it, you will lose your content and badges. If you have multiple accounts, use the Consolidation Tool to merge your content.
J2EE Server doesn't start after changing memory settings in Config tool. Now i am unable to connnect using config tool. How do i bring my config tool settings to its initial values..?