Reactivating Processed Maintenance Packages 
Use
You can undo changes that you have made to the maintenance packages of a
maintenance strategy. For example, when you have deleted maintenance packages or changed existing ones, you can undo the changes and save the packages with your initial entries.Prerequisites
You can only restore the original field entries before you have saved and exited the transaction.
Procedure
Selection
® All changed entriesSelection
® All created entriesSelection
® Display deleted entriesYou see a list of all the maintenance packages which you changed, created or deleted.