I would love to see a tree of the logic this game uses for matchmaking. Because I also get the feeling that there's no hero matchmaking at all, when you consider the number of times I've been tossed into a lane as Paige with another support hero.
As of 10/22 this still occurs. It seems to happen when you're moving a skill around during build creation, at least that's what was happening when I lost my Mina build.
I've had this happen a couple times. I think it happens most often when you're editing a build for a different hero and are called in for another hero. In this instance, I was editing a build for Paige then connected as a doorman. As a result, I lost the selected build for doorman.
There's...
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5 dps, one support, no real AoE heroes. You guys really need to make some hero based categorization for matchmaking. This assignment of random heroes into random team compositions is just not working.