For most on premise products, license keys are required to use the product.
Note: Analytics Solutions from SAP have emergency License Keys that you can use while your permanent license key is being processed.
The License Key Help page answers the most frequently asked questions on License Keys.
Here are step-by-step guides to requesting license keys for SAP products:
Report an incident using the component:
The SSCR (SAP Software Change Registration) registers all manual changes to SAP sources and SAP Dictionary objects. If an ABAP developer wants to change them in an SAP system, the system will prompt for two access keys:
Download the help guide for more information.
When an SAP System is exported or imported for the purpose of performing a heterogeneous system copy (SAP OS/DB Migration), a migration key must be entered into the migration tool. Each OS/DB Migration requires its own key. It is assigned on the basis of the installation number and additional system-specific information.
Development namespaces enable you to develop enhancements and solutions without having to agree on naming conventions with third parties. You can deploy your enhancements and solutions in any system around the world without the risk of name conflicts.
Unlock codes are needed when you encounter a false-positive record in the United States Postal Service's Delivery Point Validation (DPV) or Locatable Address Conversion System (LACSLink) directories. Encountering a false-positive record causes DPV or LACSLink to lock, which halts job processing. The unlock code will allow you to unlock DPV or LACSLink and quickly resume job processing.
More information can be found in SAP Knowledge Base Article 1379554 - Information on DPV and LACSLink unlocking.