>>You should use DE.Cursor.BufferModeOverride properties to set table buffering. If you didn't do this you had row pessimistic or optimistic setting.
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>I don't understand how to use DE.Cursor.BufferModeOverride properties after viewing the help menu and the language reference menu. For example, my tables are called demo (parent table), daily (child table), and encount (child table). Daily and encount are the tables in the grid box which I would like to have the "revert" option. I tried to type
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>DE.Cursor.BufferModeOverride=5
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>in init method but I got an error message saying that "Object DE is not found". Besides, I do not have any cursor in my data environment, how can I achieve my task without creating a cursor? One way I can think of is to use CURSORSETPRO("buffering",5) for each table.
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>Thanks a lot.
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>Chu

DE means DataEnvironment. You can set property in Form Designer or programmatically using Thisform.DataEnvironment.CursorX....., or using Cursorsetprop().