Creating Pages deployment failed

HttpError: Invalid artifact url at /home/runner/work/_actions/actions/deploy-pages/v2/webpack:/deploy-pages/node_modules/@octokit/request/dist-node/index.js:86:1 at processTicksAndRejections (node:internal/process/task_queues:96:5) at createPagesDeployment (/home/runner/work/_actions/actions/deploy-pages/v2/webpack:/deploy-pages/src/internal/api-client.js:126:1) at Deployment.create (/home/runner/work/_actions/actions/deploy-pages/v2/webpack:/deploy-pages/src/internal/deployment.js:80:1) at main (/home/runner/work/_actions/actions/deploy-pages/v2/webpack:/deploy-pages/src/index.js:30:1)

Error: Failed to create deployment (status: 400) with build version 293bd5b6fd3887a69b2e9a99d541900860121bb3. Responded with: Invalid artifact url

Environment URL '' is not a valid http(s) URL, so it will not be shown as a link in the workflow graph.