Rumors have been swirling that the "Dancing With The Stars" pro and the actor have been spending some quality time together recently.
But a source told E! News: "There is nothing there. They ran into each other once randomly. They are friends but not dating at all."
In December Karina and her baseballer boyfriend Brad Penny called off their engagement. Prior to that she was involved with her DWTS co-star Maksim Chmerkovskiy.
Wilson split up with girlfriend Jade Duell back in June. They have a son together.