3266435 - Auto-Number ExternalCode for MDF Objects Import

Is it possible to use Auto-Number ExternalCode for MDF Objects Import?

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There are some limitations that can be found on: SAP Help Portal Auto-Number ExternalCode for MDF Objects

Currently, Instance Sync will not work reliably for objects with Auto-Number external code.

Note: the limitation is related to setting external code of an parent object. The scenario for child objects as auto number is supported. So it is expected that using auto number in the external code of child objects will allow you to import and edit the records successfully while it would fail for parent objects.

SAP Help Portal Auto-Number ExternalCode for MDF Objects

2872285 - MDF Import fails with error "You are not allowed to enter the value for the field externalCode with the type Auto Number in the object. . ."

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