Hiya!
So I'm having difficulty finding tutorials or documentation on Beach Tanks. I have geometry I want to use as my beach, when I try to set up a beach tank I get lots of error alerts.
Here's the alert messages and my method:

Attachment Not Found

Attachments:
29748821_10211197394760787_113377844_o.jpg (1.7 MB)
29665823_10211197395000793_876351638_n.jpg (42.6 KB)