DDK's been doing some world traveling since S7 wrapped. I'm about 99% sure at least some of this was to promote The Good Doctor, the new ABC show he's an Executive Producer of through his production company, in overseas markets which have either already picked up the show or which they're trying to get to pick it up.
So, he either just was, or still is, in Vancouver. And he met up, & got a photo, with a now former cast mate. Here's the pic link from DDK's Instagram
And Entertainment Weekly (& People magazine, which isn't linked because their article is Entertainment Weekly's) somehow covered the reunion