That seems to have been the issue, it worked fine the next day. I was obviously too zealous to give it a shot 

Yes I had, and everything was working fine on Target, just couldn't get the data to display in Analytics.

Hi all, I'm trying to set up a Target test to be analysed in Adobe Analytics.  When I start an Analytics for Target panel in Analytics, my Activity shows up fine under "Target Activity" but for some reason the "Control Experience" dropdown is empty ("No items found"), so I can't proceed. Presumably ...