I using SDK 1.6 , and unreal engine 4.15.1 (Git version),
after i package my project and run it i've a crash and i found this line realted to vive sdk plugin:
Missing Dependency, request for ViveportApiDemo
Go to Solution.
I found the problem,
First problem was from my project and it was a blurprint only project then by adding an empty c++ class i added support for c++ in my project.
after deleting Binaries, Build, DerivedDataCache, Intermediate and saved folder, i create visual studio files by right click on .uproject file and select Generate Visual Studio project files.
also i deleted Binaries and Intermediate from ViveportSDK.
I hope help someone