UnassignedReferenceException: The variable PlayerCamera of T4MObjSC has not been assigned.
You probably need to assign the PlayerCamera variable of the T4MObjSC script in the inspector.
UnityEngine.Component.GetComponent[Camera] () (at C:/buildslave/unity/build/artifacts/generated/common/runtime/ComponentBindings.gen.cs:48)
T4MObjSC.Awake () (at Assets/xiaochoupianqu/T4M/Scripts/T4MObjSC.cs:98)