OpenCVUtils.CheckOpenCVWrapperHasLoaded() doesn't work success in Unity2018.3.14,but success in Unity2017.4.5

[ww362184099]

In the Unity2018.3.14,OpenCVUtils.CheckOpenCVWrapperHasLoaded() doesn't work success,and throwing an exception,but it works well in Unity2017.4.5.Could you please tell me the reason?Any one help me? @keveleigh

[ww362184099]

when i change the scripting backend from .net to il2cpp,it works . But my project can not compile with il2cpp.