Compile ProcessException in Desugar

MainActivity.java

        //compiled successfully 
        MutableLiveData<BaseProduct> mutableLiveData  = new MutableLiveData<>();
        mutableLiveData.observe(this, new Observer<BaseProduct>() {
            @Override
            public void onChanged(@Nullable BaseProduct baseProduct) {

            }
        });
        
        //not compiled
        MutableLiveData<BaseProduct> mutableLiveData2  = new MutableLiveData<>();
        mutableLiveData2.observe(this, baseProduct -> {

        });