No overload for method `GetProjectionMatrix' takes `3' arguments

[Daikokuyasoft]

using Unity 5.6.4f1
Steam VR v1.1.1

after import ViveStereoRenderingToolkit, following error occured and I can't anything.

Assets/HTC.UnityPlugin/StereoRendering/Scripts/DeviceParamFactory/SteamVRParamFactory.cs(33,65): error CS1501: No overload for method GetProjectionMatrix' takes 3' arguments

How can I fix this issue?