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Bug

When trying to calculate the field of a joined hosted feature layer, the error message, "Error 999999: Something unexpected caused the tool to fail" is returned.

Last Published: September 22, 2021 ArcGIS Pro
Bug ID Number BUG-000142879
SubmittedSeptember 13, 2021
Last ModifiedJune 26, 2025
Applies toArcGIS Pro
Version found2.8.2
Operating SystemWindows OS
Operating System Version10.0
Version Fixed3.0
StatusFixed

Workaround

Export the layer after the join to a new feature class.

Steps to Reproduce

Bug ID: BUG-000142879

Software:

  • ArcGIS Pro

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