Oracle Solution for Error ora-19638

ORA-19638: file string is not current enough to apply this incremental backup

What triggered the Error:

e checkpoint of the target for this incremental backup is less than the start of the incremental backup. If this backup were applied, then any changes made between the datafile checkpoint and the start of the incremental backup could be lost.

What should we do to fix it:

pply a backup set that can be applied and retry the operation.