Why is this the variable not set?

Why is nonce undefined while debugging both in Chrome and Edge?

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Setup:

  • Chrome(127.0.6533.101)
  • Edge(127.0.2651.98)
  • CSP header(s) NOT enabled.

Libraries:

  • “style-loader”: “^2.0.0”,
  • “url-loader”: “^4.1.1”,
  • “webpack”: “^4.41.2”,