Restricting Delete for child records is something customizers should start paying special attention towards defining 1:N relationships for entity records.
System Customizers often design this on purpose so that you are aware that the record you are deleting has child records associated with it and cannot be deleted.
Let’s consider this scenario – Account is a parent of Subscription (which is…
Continue Reading priyeshwagh777’s Article on their blog
Solving ‘The record could not be deleted because of an association’ error in D365 CE
Restricting Delete for child records is something customizers should start paying special attention towards defining 1:N relationships for entity records. System Customizers often design this on purpose so that you are aware that the record you are deleting has child records associated with it and cannot be deleted.
Blog Syndicated with priyeshwagh777’s Permission
More About This Author

Array
Dyn365CE2022.05.23Upgrade Dataverse for Teams Environment to Dataverse Environment
Dyn365CE2022.05.22Create a Dataverse for Teams environment and add a Canvas App in a Channel
Dyn365CE2022.05.17Blocking Attachment Extensions in Dynamics 365 CRM
Dyn365CE2022.05.12Show only configured Activities Related records section | Power Platform Admin Center