Bug
Unable to get around the CORS error of Multiple Access-Control-Allow-Origin header against OGC services on ArcGIS Server when the header is set on the web server. Additionally, removing it causes another CORS error, “no Access-Control-Allow-Origin header present”.
| Bug ID Number | BUG-000134177 |
|---|---|
| Submitted | September 28, 2020 |
| Last Modified | December 17, 2025 |
| Applies to | ArcGIS GIS Server |
| Version found | 10.7.1 |
| Operating System | Windows OS |
| Operating System Version | 2016 64 Bit |
| Status | Non-Reproducible |
Additional Information
After installing the CORS modules for IIS 10 and configuring the system.webServer, the two CORS header error was no longer reproducedWorkaround
Although not ideal, bypass the Web Adaptor and add the WMS service directly through the port. The web tier authentication or any purpose of having the Web Adaptor or proxy is not used.
Steps to Reproduce
Bug ID: BUG-000134177
Software:
- ArcGIS GIS Server
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