Data Deployment Error: CANNOT_INSERT_UPDATE_ACTIVATE_ENTITY:<object> After: execution of AfterInsert caused by

When doing a data deployment, Salesforce may return the following error:
“CANNOT_INSERT_UPDATE_ACTIVATE_ENTITY:SBQQ.PriceActionAfter: execution of AfterInsert caused by: System.AssertException: Unknown object: Discount_Tier__c” 
Salesforce triggers are causing the insert or update operation to fail. 

You can solve this issue using any of the options below:

  • Temporarily disable the conflicting triggers, redeploy your data template, then re-enable the triggers.

  • Troubleshoot the issue in the trigger and fix it.

How did we do?