1. Add more liquid to the Cup and try blending again.
2. Detach and shake the Cup, or turn it upside down to release the blockage.
3. Turn the unit off, then twist the Motor Base off. Place the vessel upside down (on the flat surface of the Sip Lid with Carry Loop). Carefully detach the Blade Block from the vessel and remove the blockage. Reassemble and resume blending.