Steam dont work in for distribution

link textSteam dont work in for distribution build!
in defaultengine.ini all wrote and id of game have indicated, the plugin is enabled. in standalone mode, all works! But the package - nothing! (.exe file appears and everything works, but without steam). What to do?

Please, help! I even tried everything!

Did you solve this? I am having the same problem, works in development build but not shipping.