2678618 - SAP S/4HANA Cloud with SFSF EC: Language replication issue

When an employee is replicated from SFSF to S4HC, the language is incorrectly replicated. In this example, the employee is created in SF with Preferred language as German:

In the S4HC system the "Correspondence Language" field has a wrong value or it is empty and this field cannot be not edited.

SAP S/4HANA Cloud.

•  Check if the picklist for language mapping is maintained on EC as recommended on the Set-up instructions in the SAP Best Practices Employee Integration - Employee Central Integration (‏JB1‏):
  
  
  
  
• You will find the following information in the Set-up guide:
  
  
  
  
• Check if the Employee Central Native PreferredLanguage field has been maintained properly on SFSF EC. Business Partner Synch for the language field PA0002-SPRSL should then happen automatically within S/4HANA Cloud. 

• To get more details about Business Partner Synch, check SAP Note 2340095 - S4TWL - Conversion of Employees to Business Partners.
• For general troubleshooting Employee & Org. Assignment replication issues from Employee Central to S/4HANA, review SAP Note 2656367 - Troubleshooting Employee & Org. Assignment replication issues from Employee Central to S/4HANA Public Cloud.

KBA , CA-GTF-INT-EC , with SFSF EC (JB1, 1NL) , Problem