Cannot Invoke existing contract to retrieve my dab baking funds

Hi all, trying to retrieve my dab baking funds by interacting with a smart contract. Yet I cannot push the invoke button (see screenshot). Any thoughts? Help is welcome. Thanks!

Anyone know anything that might help?

Please try the latest release: Galleon 1.4.0b release

Download the latest Galleon release: Galleon 1.4.1b and try again.