Hello
If you are building a new sandbox system with the database copy of the production system then you may start with the SWPM tool.
You will need the kernel DVD, MSSQL installation media.
You need to make use of the homogeneous system copy guide which has all the instructions.
https://websmp208.sap-ag.de/~sapidb/011000358700001419132012E
Regards
RB
