A little further googling yielded this gem:
Wooops. Maybe this manifest was enabled when compiling Construct? seems like a MS screwup. Wouldn't surprise me, given how they don't bundle DX9 updates with DX10.... urgh.
EDIT: uh... I hadn't read the whole thing. I hate these deployment nightmares. There's a lot of info in that thread, but it seems its related to linking to this or that redistributable. Perhaps the redistributable didn't install correctly? Dunno, read through the whole thing and look for clues
EDIT2: very complete explanation and solution by codeproject: [url:tsthi4cs]http://www.codeproject.com/KB/winsdk/sidebysideerror.aspx[/url:tsthi4cs]