SAP S/4HANA Administration · Client Administration

Why must application users never get access to client 000, and why is it a bad place to experiment even though it looks bare?

Answer locked. Get the free KnowCard app to reveal it — plus spaced-repetition review so it actually sticks.

This is one card from the KnowCard library — thousands more across SAP, Linux, Python and more. In the app you get the answer, AI explanations, and cards that come back right before you would forget them. Free to start on iOS, Android or the web.

More in Client Administration

When importing a table snapshot, what does 'Import Only Tables' deliberately skip, and when is that dangerous?

You run SCC5N to delete a client. When should you LEAVE 'Delete from System Table T000' unchecked, and what does ticking it cost you?

The old local client copy forced a 'ghost logon' into the target client. What was the risk, and how does SCCLN remove it?

When is a client's logical system optional, and when does its absence actually break something?

You find client 001 in an S/4HANA system migrated from SAP ERP. What is it, and what must you verify before deleting it?

What is the near-universal naming convention for a logical system?

Start learning today

Free to start — download the app or use it in your browser.