In Web AppBuilder for ArcGIS, enabling Use proxy for subscriber content access after the app is first created gives the error 'Failed to create proxy for <service URL>'.
Last Published: April 13, 2018ArcGIS Online
Bug ID Number
BUG-000108730
Submitted
October 11, 2017
Last Modified
September 22, 2022
Applies to
ArcGIS Online
Version found
5.3
Operating System
N/A
Version Fixed
6.1
Status
Fixed
The bug has been fixed. See the Version Fixed and Additional Information, if applicable, for more information.
Workaround
Refresh the app after it is first created prior to enabling the option to Use proxyOR Create the proxy for the service through Content and then add the item with stored credentials to the web map, prior to creating the Web AppBuilder for ArcGIS application.