Bug
ArcGIS Pro 3.6 fails to add .ecw files, returning the error messages “Failed to add data: unsupported data type” and “Failed to open raster dataset.”
| Bug ID Number | BUG-000181398 |
|---|---|
| Submitted | December 3, 2025 |
| Last Modified | January 5, 2026 |
| Applies to | ArcGIS Pro |
| Version found | 3.6 |
| Operating System | N/A |
| Operating System Version | N/A |
| Status | In Review |
Workaround
- Downgrade to an ArcGIS Pro version prior to 3.6.
- When installing ArcGIS Pro 3.6, the 'ArcGIS Pro Optional Features' window appears and 'ECW Raster Format' is listed as a selection. If that is selected, the .ecw file can be added to ArcGIS Pro without an error.
Steps to Reproduce
Bug ID: BUG-000181398
Software:
- ArcGIS Pro
Get notified when the status of a bug changes
Discover more on this topic
Search for related information
Find training related to this topic
Explore ideas and give feedback
Get help from ArcGIS experts
Download the Esri Support App