import './license'; import App from './App'; If you use DevExtreme with DevExpress ASP.NET Core wrappers, you must register the key in Startup.cs or Program.cs .
"scripts": [ "src/license.js" ]
A: No. The validation is entirely offline. The LicenseManager performs a local cryptographic check. No network call is made, so your app works in air-gapped environments. devextreme license key
A: You likely forgot to set the environment variable on the production server, or you bundled the key only in a development config file. import '
A: Log into your DevExpress account → "My Licenses" → find the expired subscription → click "Show License Key". It still displays the original key. Conclusion: Beyond the Key The DevExtreme license key is more than a string of characters—it is the intersection of legal compliance, software engineering, and operational security. By understanding where to find it, how to activate it across different stacks (Angular, React, ASP.NET Core), and how to manage renewals, you ensure your team remains productive and audit-proof. The LicenseManager performs a local cryptographic check