3790966 - Warning "Business Partner Cannot Be Blocked; Is Used in Application ERP_FI" During BUPA_PRE_EOP Blocking - SAP ERP & SAP S/4HANA

Business Partner blocking fails due to the below warning for a Business Partner with Customer and Vendor roles where the Customer and Vendor are linked with each other and the checkboxes "Clearing with Customer" and "Clearing with Vendor" in the company code data even though there are no any open transactions.

Warning : "Business Partner XXXXXX cannot be blocked; is used in the system XXXXCLNTXXX, application ERP_FI"

"Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental." 

• Sales and Distribution (SD)
• Logistics Execution (LE)
• SAP ERP Central Component
• SAP ERP
• SAP enhancement package for SAP ERP
• SAP enhancement package for SAP ERP, version for SAP HANA
• SAP S/4HANA

BUPA_PRE_EOP, ERP_FI, END OF PURPOSE, EOP, EOP_FIN004, BUSINESS PARTNER, BP BLOCKING, BUSINESS PARTNER BLOCKING, CUSTOMER, VENDOR, CUSTOMER/VENDOR INTEGRATION, CVI, CLEARING WITH CUSTOMER, CLEARING WITH VENDOR, LINKED CUSTOMER VENDOR, INTERCOMPANY CLEARING, FLCU00, FLVN00, ILM, INFORMATION LIFECYCLE MANAGEMENT, FINANCIAL ACCOUNTING, BLOCK BUSINESS PARTNER, CANNOT BLOCK BUSINESS PARTNER, USED IN APPLICATION ERP_FI, S/4HANA, BP, CA_BUPA , KBA , AP-MD-BP-BP , Data , Problem