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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.

New Showcase section

Dear WorldWind Community,

We added a new Showcase section to the website featuring a curated list of third-party geospatial software projects that show what the developer community has built with the WorldWind Planetary Globe Engine.

Please note that these projects are developed independently and externally from NASA leveraging WorldWind’s public, open-source release unless stated otherwise in their description.

If you desire to submit a project to be considered for its inclusion in she Showcase section, reach out to the WorldWind team at:

Please add the subject “Showcase submission” or simply use the link above.