3625222 - You are facing the error message in the message monitoring while replicate business partner from S/4HANA to Sales Cloud V2

You are facing the error message below in the message monitoring.
{
    "code": "inbound-data-connector.132",
    "message": "Failed to process the inbound message.",
    "details": [
        {
            "code": "400",
            "message": "{\"error\":{\"message\":\"Data should be of minimum 3 characters. Correct it and try again.\",\"code\":\"sap.crm.common.ValidationError.MinLenError\",\"target\":\"{partnerFunctionRelationships[0].directedRelationshipRole}\"}}"
        }
    ],
    "errorDetailsAsJson": "[{\"code\":\"400\",\"message\":\"{\\\"error\\\":{\\\"message\\\":\\\"Data should be of minimum 3 characters. Correct it and try again.\\\",\\\"code\\\":\\\"sap.crm.common.ValidationError.MinLenError\\\",\\\"target\\\":\\\"{partnerFunctionRelationships[0].directedRelationshipRole}\\\"}}\",\"details\":[],\"errorDetailsAsJson\":null}]"
}

• SAP Sales Cloud and SAP Service Cloud Version 2.
• SAP Sales Cloud Version 2. 

directedRelationshipRole; Business Partner Directed Relationship Partner Function Role; Partner Function. , KBA , CEC-CRM-INT , Integration for SAP Sales/Service Cloud , Problem