Bad value for text property: ''Interpreter'' A Colormap must be specified when calling MSGBOX with 5 input arguments. Icon must be ''custom'' when specifying icon data in MSGBOX Must specify icon data when Icon is ''custom''. Invalid character vector for Icon in MSGBOX. Must specify numeric data for icon when Icon is ''custom''. Colormap must be an array of type double, float or sparse when Icon is ''custom''. Must specify fields Interpreter and WindowStyle when passing struct as last input argument.