How to fix the 'charmap' error when run rasa run actions

Hello everyone, I have trained my chatbot , my chatbot has a custom file names " Action" which will be put into the rasa SDK server. But after typing the " rasa run actions " command line in terminal. It always shows this problem and I can’t find anything to resolve it. Please help me :frowning: I am using Vietnamese to code Thanks a lot for the helps