clear playout detail on delete (#266)

CHANGELOG.md

@@ -6,6 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ## [Unreleased]
 ### Fixed
 - Fix ui crash adding a channel without a watermark
+- Clear playout detail table when playout is deleted
 
 ## [0.0.46-prealpha] - 2021-06-14
 ### Added

ErsatzTV/Pages/Playouts.razor

@@ -115,6 +115,10 @@
         {
             await _mediator.Send(new DeletePlayout(playout.PlayoutId));
             await _table.ReloadServerData();
+            if (_selectedPlayoutId == playout.PlayoutId)
+            {
+                _selectedPlayoutItems = null;
+            }
         }
     }