The Event (Event ID 2001) in Event Viewer is for informational purpose. It states that Azure related policies are failing to execute because Azure Tenant and Azure Application is not configured.
The event can safely be ignored if the customer is not using ARS to manage Azure objects
If customer is managing Azure objects using ARS. Post configuration of Azure Tenant and Azure Application through ARS Web Interface will solve the problem and the policy violation information will not be displayed anymore.