2813645 - DMS Attachment issues in My Inbox Fiori Application

• Attachments (.PDF, etc.) are not opening in My Inbox Fiori application.
• Attachments are downloaded without any extension from My Inbox Fiori application.
• DMS attachments are not displayed in My Inbox Fiori application.

• Task Gateway
• Gateway Business Workflow Enablement
• SAP Business Workflow
• SAP NetWeaver
• SAP Web Application Server for SAP S/4HANA
• SAP Gateway
• My Inbox Fiori Application
• DMS attachment

SAP_GWFND, IW_PGW, /IWPGW/TGW, /IWWRK/WORKFLOW, SWF_WORKFLOW, SO_DOCUMENT_READ_API1, Function module: SO_OBJECT_READ, FUNCTION SO_OBJECT_READ, METHOD /IWWRK/IF_TGW_TASK~READ_ATTACHMENT_STREAM, METHOD _GET_DOCUMENT_DATA_SO, METHOD GET_DOCUMENT_DATA, _GET_DOCUMENT_DATA_SO, /IWWRK/CL_TGW_TASK, CALL METHOD lo_object_header->('GET_FILENAME'), take file name from object description or use fallback, set_filename, SO_FILENAME is missing from the object header, WF_GDPR(use it when the KBA is checked according to GDPR standards),SWF_WORKFLOW, WFMSTD, IF_ATTACHMENT_PROVIDER_BADI , CL_SWF_RUN_ATTACH_BADI_ABSTRCT, data management system, TGW_STD , KBA , OPU-BSE-WFM , Gateway Business Workflow Enablement , BC-BMT-WFM , Business Workflow , BC-SRV-COM , Communication Services: Mail, Fax, SMS, Telephony , CA-INB-FIO , Fiori UI for My Inbox Application , OPU-BSC-TGW , Task Gateway , Problem