We are planning to upgrade from 4.6c to ECC6.0 EHP5.
Flow:Existing Current systems [Dev/QUA/PRD] -> Make new
Copy into new same hardware[All deve/QUA/PRD] + Upgrade.
New system same hardware landscape[OS/DB] will be utilized for upgrade..
We would recommended customer to freeze the development during upgrade?.
But Customer wanted to continue the development during the SAP Upgrade process.
Is it possible transport the customer development/Customizing/Bug fix from 4.6c sytem to Upgraded system ECC 6.0 ?
Is there is any alternate way/Best approach for customer development during the upgrade process?.