从函数返回工作簿对象时出错

When I attempt to return an newly created workbook object from this function I receive an error. I've seen several posts on SO about this, but most seem to point to using a Variant as a return type and I have been told that's a big no no time and time again. (Frankly, I don't want to use a variant data type either)When I attempt to return an newly created workb