Environment: APEX 22.1 Patch-1 master / detail grid
Issue 1: There are aggregated columns in the detail grid, after deleting the rows, the aggregators do not change
Issue 1 - Step 1: No detail record

Issue 1 - Step 2: Generated detail records

Issue 1 - Step 3: delete detail records


The detail grid summary will only be good, if execute Actions | Data | Refresh.
Issue 2: If the detail rows are generated when the master is recorded, they will not appear after the master is updated, even if you change master selected row.

The detail grid records will only be show, if execute Actions | Data | Refresh.