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.
Just wanted to know why do we use the trancation session_manager and what role does this transaction play.Please guide me all other Transactions which are linked with users for example sm04,su01..