@Michael REMY: I'm not exact sure which issue of Helium 11 you relate to, but an issue in Helium 12 was discovered which related to playing from the duplicate finder.
If you use the new beta, you should be able to play from the results of a duplicate result without any issues.
Mikael Stalvik
Read all news about it here:
https://implodedsoftware.wordpress.com/2016/09/10/new-beta-version-of-helium-12-available-2/