Generate Installation Key
You need an installation key to install from, or upgrade to, SAP ECC from Release 5.0
Call the system landscape maintenance (transaction SMSY), in your Solution Manager system.
Create the system for which you want to generate the installation key, in the system landscape:
Select the landscape component Systems, and choose Create New System from the context menu.
Enter the system ID as system in the next dialog box.
Choose the product and product version from the possible entries help. Save.
Complete the system data as far as possible.
Save your entries.
Generate the key:
Choose , menu.
Set the System flag, and choose the system to be installed or upgraded, from the possible entries help. If you created the system in the SAP Solution Manager, in the previous step, choose this system.
Choose Generate Installation/Upgrade Key.
Enter the required data and choose Generate Key.
The system displays the key.
Enter this key in the installation or upgrade tool.