Internal Server Error in /V1/products/tier-prices API Endpoint

[mlf20]

Preconditions and environment

• Magento version 2.4

Steps to reproduce

1. Retrieve auth token from the admin endpoint /V1/integration/admin/
2. Request endpoint:

curl -H 'Content-Type: application/json' -H 'Authorization: Bearer' <AUTH TOKEN> -d '{"admin": true, "prices": ""}' -X PUT http://<MAGENTO_URL>/pub/rest/default/V1/products/tier-prices

Expected result

Returns a 400 error as the request is malformed.

Actual result

Returns a 500 status code as an error is thrown as $prices is a null argument in Magento\Catalog\Model\Product\Price\TierPriceStorage\Interceptor::replace()

Additional information

output of var/log/system.log:

	Stack trace:
	#0 [internal function]: Magento\Catalog\Model\Product\Price\TierPriceStorage\Interceptor->replace()
	#1 /magento/vendor/magento/module-webapi/Controller/Rest/SynchronousRequestProcessor.php(95): call_user_func_array()
	#2 /magento/vendor/magento/module-webapi/Controller/Rest.php(188): Magento\Webapi\Controller\Rest\SynchronousRequestProcessor->process()
	#3 /magento/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Webapi\Controller\Rest->dispatch()
	#4 /magento/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Webapi\Controller\Rest\Interceptor->___callParent()
	#5 /magento/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Webapi\Controller\Rest\Interceptor->Magento\Framework\Interception\{closure}()
	#6 /magento/generated/code/Magento/Webapi/Controller/Rest/Interceptor.php(23): Magento\Webapi\Controller\Rest\Interceptor->___callPlugins()
	#7 /magento/vendor/magento/framework/App/Http.php(116): Magento\Webapi\Controller\Rest\Interceptor->dispatch()
	#8 /magento/generated/code/Magento/Framework/App/Http/Interceptor.php(23): Magento\Framework\App\Http->launch()
	#9 /magento/vendor/magento/framework/App/Bootstrap.php(264): Magento\Framework\App\Http\Interceptor->launch()
	#10 /magento/pub/index.php(30): Magento\Framework\App\Bootstrap->run()
	#11 {main} [] []

Release note

No response

Triage and priority

• [ ] Severity: S0 - Affects critical data or functionality and leaves users without workaround.
• [ ] Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.
• [ ] Severity: S2 - Affects non-critical data or functionality and forces users to employ a workaround.
• [X] Severity: S3 - Affects non-critical data or functionality and does not force users to employ a workaround.
• [ ] Severity: S4 - Affects aesthetics, professional look and feel, “quality” or “usability”.

[m2-assistant[bot]]

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[m2-assistant[bot]]

Hi @engcom-November. 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: :point_down:

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[engcom-November]

Hi @mlf20 , Thanks for the update. Verified the issue on Magento 2.4-develop branch and the issue is reproducible with above payload. But however, similar issue has been confirmed here: https://github.com/magento/magento2/issues/35934. Since the issue occurred for all these API's is with same/ similar payload and with similar exception / error, we are tracking this in a single bug mentioning all endpoints / API's here: https://github.com/magento/magento2/issues/35934 and closing this issue as duplicate. Please move on to this issue for latest updates / solutions on the same. Thank you.