laptop and a wrench

Bug

Loading thumbnails on the organization's Overview page fails and returns the error message "Unable to get or generate thumbnail for item 'item_id'" when logging in to the ArcGIS Enterprise portal using the Integrated Windows Authentication (IWA) method.

Portal for ArcGIS
Bug ID Number BUG-000180940
SubmittedNovember 12, 2025
Last ModifiedDecember 14, 2025
Applies toPortal for ArcGIS
Version found11.3
Operating SystemWindows Server
Operating System Version2019 64 Bit
StatusIn Review

Steps to Reproduce

Bug ID: BUG-000180940

Software:

  • Portal for ArcGIS

Get notified when the status of a bug changes

Download the Esri Support App

Discover more on this topic

Esri Community

Search for related information

Training

Find training related to this topic

ArcGIS Ideas

Explore ideas and give feedback

Get help from ArcGIS experts

Contact technical support

Download the Esri Support App

Go to download options