https://userapps.support.sap.com/sap/support/knowledge/en/2401404
2401404 - ICR: Display document error FB_ICRC105 "CNTL_ERROR" triggered | SAP Knowledge Base Article
If you click on 'Display Document' in transaction FBICR1 / FBICR2 /FBICR3 you get following error message: Company : RFC destination : Error in RFC connection:...