Unreal Engine 4.7 Preview

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UPDATE!

We have just released Preview 4 for 4.7! update to preview contains an additional 13 bug fixes. Please view original post on page 1 of thread for updated “Known Issues” list.

We would like to call out one particular known for Preview 4 - UE-7793 - Crash opening and using foliage

Thank you for your continued help in testing 4.7 build before its official release. As a reminder, Preview builds are for testing only, and should not be used for active development of your project.
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Ohmy, I updated my project before note and now it’s not working, of course. Is it possible to download 3rd version of preview or anything to make project workable again?