Remove the bottom pod holder with the bottom needle, pull off the tapered cover on the bottom of that You will see a round hole that the bottom needle is mounted on. The bottom needle is hollow with a slot on the side that will get clogged with coffee debris, especially if you leave the pod in the cup after brewing.. Use a toothpick or paperclip and run it up into the needle and unclog the slot, rinse and reassemble and it should work correctly.