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Bug

When running the Append (Data Management) tool and selecting the 'Use the field map to reconcile field differences' parameter, the tool does not function as expected if the fields do not match, thus defeating the purpose of field mapping.

ArcGIS Pro
Bug ID Number BUG-000157944
SubmittedApril 28, 2023
Last ModifiedJuly 10, 2025
Applies toArcGIS Pro
Version found3.1.1
Operating SystemWindows OS
Operating System Version10.0 64 Bit
StatusIn Product Plan

Workaround

If the names of the fields match, the tool runs and produces the expected output. Field matching is not necessary.

Steps to Reproduce

Bug ID: BUG-000157944

Software:

  • ArcGIS Pro

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