Steps to reproduce

• Run this command

  mkdir t && \
  cd t && \
  npm init -y && \
  npm i express ejs cheerio request-promise && \
  wget -O index.js https://pastebin.com/raw/c3v48UdG && \
  mkdir views && \
  wget -O ./views/index.ejs https://pastebin.com/raw/UMXHkreq && \
  node index.js
  

• Visit localhost:5000 and try to generate info from any instagram user
• See the error in the console

  ~/t/index.js:49
  } = JSON.parse(/window\._sharedData = (.+);/g.exec(script)[1]);
                                                              ^
  
  TypeError: Cannot read properties of null (reading '1')
      at start (~/t/index.js:49:61)
  

Mentions

• above pastebin code is from this guide
• this Instagram Private Web API client for Node does have the same issue