VEGAS Movie Studio 15 Update 1 (build 106 & 116) has been released. Please give us your feedback in this thread.
If you already have earlier builds installed, there is no need to uninstall them. The build 106/116 will overwrite your installation and retain your settings. Your computer will need to be online for activation after the update.
Official announcement with Patch Notes
Please write us your feedback in this thread. Here you can find the official announcement with patch notes.