Package failed

am using blueprints but i added before a plug in that use C++ code but i wanted the c++ code but i dont know c++ that mush i only know python so i removed the plug in because i dont know c++ so i cant edit the code
EDIT : Ohh i didnt read all of it i only like until the word code and then i started typing and no am no using c++ and ididnt try to access those assets