bubble plot size component not calculating value

What version of Skuid are you running?

I’m running 11.0.5 and not having any problems.

I’ve got a data source that has three numeric measures . (A list of countries GDP, Life Expectancy and Population). Here is the finished product:

Here is the key setup screen.

What does yours look like?

I am having the same issue. does each component (x, y, size) need to be a different measure?
I am attempting the below snip, however have also tested max/min/average/sum minutes and duration with no success, all return a size of 0.