Symptoms

Impossible to create or save file backup plan with excessive amount of selected items.

Issue occurs in one of the following scenarios:

1. You start to create file-level backup plan.
2. You select a large number of files/folders, e.g. 1000 files (there is no fixed number)
3. When you try to save the plan, it is not saved:

OR

1. You create or edit a protection plan.