Cannot hide an MDI Child Form)Cannot change Visible in OnShow or OnHide"Cannot make a visible window modalMenu index out of rangeMenu inserted twiceSub-menu is not in menu!Printer is not currently printingPrinting in progressPrinter selected is not valid%s on %s@GroupIndex cannot be less than a previous menu item's GroupIndex5Cannot create form. No MDI forms are currently active*A control cannot have itself as its parentOKCancel&Yes