Fillet - Invalid Selection The selection is not valid for fillet recognition. Select another face for fillet recognition, or select another feature type for recognition of the selected face. Parent topicFillets Related concepts Fillet - Planar Face Fillet - Tangency Fillet - Support Face Radius Fillet - Large Radius Fillet - Radius Across Greater than Radius Along Fillet - Spring Edge Fillet - Adjacent Face Angle Fillet - Vertex Fillet - General Failure