A recent Dota 2 update has rendered our software inoperable. We are currently looking into the issue.
Update 1
We've released an initial fix for the 64-bit version. A fix for the 32-bit version will come later.
Update 2
Both 64-bit and 32-bit have been fixed. If you experience any issues, let us know here:
https://hake.me/forums/forums/help-and-support.16/