Size of parent array must agree with size of structure array Invalid parent handle Out of memory. For more information, see <a href=\"matlab:helpview(fullfile(docroot,'matlab','ref/memory.html'))\">memory</a>. The optional argument must be ''all'' The optional arguments must be ''convert'' and/or ''all'' Handles must belong to unrelated objects Invalid structure format for graphical object Second argument must be an array of parent handles Ambiguous property found.