Select a dimension to add/remove break or : Select a dimension, or enter m and press Enter
Select object to break dimension or [//] <Auto>: Select an object that intersects the dimension or extension lines of the selected dimension, enter an option, or press Enter
Select object to break dimension: Select an object that passes through the dimension or press Enter to end the command
Places dimension breaks automatically at all the intersection points of the objects that intersect the selected dimension. Any dimension break created using this option is updated automatically when the dimension or an intersecting object is modified.
When a new object is drawn over the top of a dimension that has any dimension breaks, no new dimension breaks are automatically applied at the intersecting points along the dimension object. To add the new dimension breaks, must be run the command again.
Places a dimension break manually. You specify two points on the dimension or extension lines for the location of the break. Any dimension break that is created using this option is not updated if the dimension or intersecting objects are modified. You can only place a single manual dimension break at a time with this option.