Problems on starting openmc

I used ubuntu to install openmc following the users guide “2.1. Installing on Linux/Mac with Mamba and conda-forge”
the pictures shows my version of openmc and python

when i try to run my .py code in my conda enviroment called openmc-env ,It cant run and give me some errors like the picturs

it also has some problem when i try to import openmc in python just like this

thanks very much for your help!