Can't Refund Invoice Without 0 Quantities Through REST API

[EyalAmir]

1. The API responds with error "You can't create a creditmemo without products." from the QuantityValidator.

[m2-assistant]

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@EyalAmir do you confirm that you were able to reproduce the issue on vanilla Magento instance following steps to reproduce?

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[EyalAmir]

yes

[m2-assistant]

Hi @shikhamis11. Thank you for working on this issue.
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[m2-assistant]

Hi @engcom-Charlie. Thank you for working on this issue.
In order to make sure that issue has enough information and ready for development, please read and check the following instruction: 👇

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• 2. Verify that issue has a meaningful description and provides enough information to reproduce the issue. If the report is valid, add Issue: Clear Description label to the issue by yourself.

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• 4. Verify that the issue is reproducible on 2.3-develop branch

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[magento-engcom-team]

✅ Confirmed by @engcom-Charlie
Thank you for verifying the issue. Based on the provided information internal tickets MC-18785 were created

Issue Available: @engcom-Charlie, You will be automatically unassigned. Contributors/Maintainers can claim this issue to continue. To reclaim and continue work, reassign the ticket to yourself.