Bug
The Add Join tool fails and returns the error message, "Error 999999" when joining a CSV file to a feature class or shapefile if the Index Joined Fields check box is checked.
| Bug ID Number | BUG-000159354 |
|---|---|
| Submitted | June 23, 2023 |
| Last Modified | June 2, 2025 |
| Applies to | ArcGIS Pro |
| Version found | 3.1.2 |
| Operating System | N/A |
| Operating System Version | N/A |
| Version Fixed | 3.2 |
| Status | Fixed |
Additional Information
This issue is addressed in ArcGIS Pro 3.2.Workaround
Uncheck the Index Joined Fields check box before joining the CSV file.
Steps to Reproduce
Bug ID: BUG-000159354
Software:
- ArcGIS Pro
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