3341689 - Agent Desktop - Error: Contact List Data Load failed

• You are using the Agent Desktop Add-on (AD) in Cloud for Service
• Upon confirming any Business Partner (Contact, Individual Customer, Account) or object like Ticket, AD throws the "Error: Contact List Data Load failed"
• While debugging in Chrome, one could notice a 403 error and the Response:"message": "Access to resource is unauthorized. Verify and try again."

• SAP Cloud for Service
• SAP Cloud for Sales
• Agent Desktop

1. Go Services -> Agent Desktop
2. Search and confirm a Business Partner

• Missing or incorrect configuration
• Missing Contact Work Center assignment to business role or user attributes

1. Go to Administrator -> General Settings -> Business Roles
2. Open the Business Role assigned to the affected user
3. Under the Work Center and View Assignments, search for the "COD_CONTACT_WCV" work center and click the checkbox, under the Assign to Business Role
4. Save the changes, and Update Users (Assign Users -> Update Users)
5. Test with the affected user

Error, AD, Agent Desktop, Contact List, Contacts , KBA , LOD-CRM-SBS-AC , Agent Console Add-on , Problem