!div style="display:none"!fjrigjwwe9r2content:tip!/div!!div style="display:none"!edf40wrjww2content:tip!/div!Want to preform more than one boolean operation with out an annoying error popping up at you? Try this, preform your first boolean, and then convert the object to a polygon mesh. Then you can preform another boolean. This also works if a boolean object renders as if it is partially filled in. WARNING: there is no undo for this operation!