Remember to open the tables of the DataModule before showing this demo form.

Author: davidberneda

demos/FireMonkey/TeeGridFeatures/Views/Database/Master_Detail_FireDAC/Master_Detail_FireDAC.fmx

@@ -46,62 +46,50 @@ object MasterDetail: TMasterDetail
   object TeeGrid1: TTeeGrid
     Columns = <
       item
-        LoadOrder = 0
         Header.Text = 'CustomerID'
         Link = 'CustomerID'
       end
       item
-        LoadOrder = 1
         Header.Text = 'CompanyName'
         Link = 'CompanyName'
       end
       item
-        LoadOrder = 2
         Header.Text = 'ContactName'
         Link = 'ContactName'
       end
       item
-        LoadOrder = 3
         Header.Text = 'ContactTitle'
         Link = 'ContactTitle'
       end
       item
-        LoadOrder = 4
         Header.Text = 'Address'
         Link = 'Address'
       end
       item
-        LoadOrder = 5
         Header.Text = 'City'
         Link = 'City'
       end
       item
-        LoadOrder = 6
         Header.Text = 'Region'
         Link = 'Region'
       end
       item
-        LoadOrder = 7
         Header.Text = 'PostalCode'
         Link = 'PostalCode'
       end
       item
-        LoadOrder = 8
         Header.Text = 'Country'
         Link = 'Country'
       end
       item
-        LoadOrder = 9
         Header.Text = 'Phone'
         Link = 'Phone'
       end
       item
-        LoadOrder = 10
         Header.Text = 'Fax'
         Link = 'Fax'
       end>
     DataSource = DataSource1
-    CellFormat = <>
     Align = Client
     Size.Width = 817.000000000000000000
     Size.Height = 554.000000000000000000

demos/FireMonkey/TeeGridFeatures/Views/Database/Master_Detail_FireDAC/Master_Detail_FireDAC.pas

@@ -58,6 +58,8 @@ implementation
 
 procedure TMasterDetail.FormCreate(Sender: TObject);
 begin
+  SampleData.OpenTables;
+
   TeeGrid1.DataSource:=SampleData.CustomersTable;
 
   // Initialize "Expander"