There must be a bar. The way stitches are made, it's imperative. If you pull the needles apart as in the photo above, you should be able to see it. If there really is no bar, we need a photo to see what's going on. What yarn are you using? Maybe that's making it harder to find.
Cheating is an option. . . . Cheaters never win and winners never cheat, but smart knitters who want to retain an iota of sanity do, cheerfully. ~~Kory Stamper