What Clean Core means for you
What you'll learn
If you extend SAP through the supported in-app tools, your changes survive upgrades; shadow spreadsheets and off-system workarounds do not.
- Changes made through supported in-app tools survive upgrades.
- Shadow spreadsheets and off-system steps are invisible and break silently.
- Workarounds carry no audit trail and no upgrade protection.
Clean Core is the principle that the standard SAP system stays untouched and any extra needs are added through the official tools SAP provides. For you as a key or end user, the practical meaning is simple: changes you make through the supported in-app tools survive upgrades, while workarounds built outside the system do not.
The most common off-system workarounds are 'shadow spreadsheets' — a tracker someone keeps in a spreadsheet because the system did not quite do what they needed — and manual steps people pass around informally. These feel faster today, but they are invisible to the system, break silently when anything changes, and carry no audit trail.
So Clean Core is not a restriction on you; it is a promise. If you express your need through the governed tools (or ask for it to be built that way), the organisation keeps the benefit through every upgrade instead of rebuilding it each time.
Key points
- Changes made through supported in-app tools survive upgrades.
- Shadow spreadsheets and off-system steps are invisible and break silently.
- Workarounds carry no audit trail and no upgrade protection.
- Clean Core is a promise of durability, not a restriction on what you can ask for.
Examples
A team tracked approvals in a private spreadsheet for two years. When the approver left, the spreadsheet — and the only record — went with them. The same need captured in the system would still be there, with a full history.
Source notes: clean-core-curriculum (business synthesis)
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