https://userapps.support.sap.com/sap/support/knowledge/en/2554050
2554050 - SEM-BCS: Unexpected error UGMD116 referring to field 0BCS_ORGCH2 | SAP Knowledge Base...
SEM-BCS data basis cannot be saved due to error UGMD116 " Field 0BCS_ORGCH2 does not actively exist or cannot be used in system ".