Invalid parent form. When using DockingMdi or SystemMdi document style, the DockPanel control must be the child control of the main MDI container form. で検索した結果 1〜10件目 / 約722件 - 0.49秒
2016/6/25-Additional information: Invalid parent form. When using DockingMdi or SystemMdi document style, the DockPanel control must be the child control ...
2016/6/26-Additional information: Invalid parent form. When using DockingMdi or SystemMdi document style, the DockPanel control must be the child control ...
2013/3/13-"Invalid parent ... When using DockingMdi or SystemMdi document style, the DockPanel control must be the child control of the main MDI container ...
2011/6/10-Using the DocumentManager control in the MDI parent the dock panel can be docked to it to occupy the entire form. I use dock panels in MDI child ...
... Invalid parent form. When using DockingMdi or SystemMdi document style, the DockPanel control must be the child control of the main MDI container form.」 ...