I am facing issue while installing RASA X according to given documentation. I currently have pip 20.3.3 installed in my laptop, plus python 3.6. I am facing following issue. Thank you for reading the issue.
Can you try using the previous stable version of pip:
pip install --upgrade pip~=20.2.0
As user on this thread has some tips for install rasa on Windows: Installing Rasa_core on anaconda windows