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Common Problems

This page describes problems users or developers frequently encounter and gives solutions to those problems.

No globe is shown

Be sure you’re connected to the internet. Also, your browser may not support WebGL. To test that, visit If that site shows that WebGL is not supported, then follow the link there to your browser’s support page to see how you might enable it.

No ‘Access-Control-Allow-Origin’ header is present on the requested resource

This message occurs when the server holding an image or other resource does not implement CORS (Cross-Origin Resource Sharing). The solution is for the server owner to enable CORS on that server. For Apache servers, the article at explains how to enable CORS.

NASA WorldWind Project Suspension

WorldWind team would like to inform you that starting April 5, 2019, NASA WorldWind project will be suspended. All the WorldWind servers providing elevation and imagery will be unavailable. While you can still download the SDKs from GitHub, there will be no technical support. If you have questions and/or concerns, please feel free to email at: