ERROR
When attempting to add an ArcGIS Server web service through HTTP to an ArcGIS Online web map through HTTPS, the following error message may be returned:
"Unable to establish a secure connection to the layer. The layer, [layername], cannot be added to the map."
![[O-Image]](https://webapps-cdn.esri.com/CDN/support-site/technical-articles-images/000013245/00N39000003LL24-0EM39000000week.png)
The ArcGIS Online organization allows access through HTTPS only; therefore, content accessed through HTTP cannot be added to the web map.
Please see the following ArcGIS Online help topic: Configure security settings
Add the GIS web service through HTTPS.
Artikel-ID: 000013245
Unterstützung durch ArcGIS-Experten anfordern
Beginnen Sie jetzt mit dem Chatten