# \#cors-header **URL:** https://tech-community.robotics.abb.com/tag/cors-header/656.md [Latest](https://tech-community.robotics.abb.com/latest.md) · [Categories](https://tech-community.robotics.abb.com/categories.md) · [Tags](https://tech-community.robotics.abb.com/tags.md) --- ## [Cross-Origin Request / CORS header - Robot Web Services](https://tech-community.robotics.abb.com/t/cross-origin-request-cors-header-robot-web-services/8326)
**Author:** [@Humphrey](https://tech-community.robotics.abb.com/u/Humphrey)\ **Replies:** 1\ **Last updated:** [June 25, 2018, 8:41am UTC](https://tech-community.robotics.abb.com/t/cross-origin-request-cors-header-robot-web-services/8326 "2018-06-25T08:41:46Z")
I’m trying to run the example javascript client for the Robot Web Services REST API as found in the documentation: http://developercenter.robotstudio.com/blobproxy/devcenter/Robot\_Web\_Services/html/\_hello\_controller\_htm…