2843423 - IAS via Upgrade Center | No tenants created nor credentials email received after running the "Create/Initiate [...]" task

• "Create/Initiate SuccessFactors Identity Authentication Service Integration" upgrade not working;
• Upgrade is marked as 'Completed' in Upgrade Center, but neither the tenants were created nor the emails were received;
• In some cases, an alert pop-up with message "Assertion failed: Element/ID passed should be available on the DOM!" is displayed;
• My IAS related upgrades are stuck;
• IAS Upgrade tasks are under the "In progress" status for days now.

• SAP SuccessFactors HXM Suite
• SAP Cloud Platform Identity Authentication Service

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