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.
I have question, So I have one outbound delivery and I want to create two invoice : an invoice with tax and an invoice without tax for the same material, could you help me to know how I can do this?