EORI for Participant Sender/Receiver of Message (Technical) does not exist

Issue:- 

While validating the communication message, the user got EORI related error that means the EORI number is not assigned to the business partner master data of FTO. 

    Solution:- 

    Open FTO Business partner in change mode using T.code:- [BP]

    In the Identification tab, maintains the EORI number with ID Type SLLEOR.