Error: Database error for or File could not be exported (SO315) when opening a document in Attachment list

 Problem:

While opening the DMS document its gets failed and create a copy of document under /usr/sap/<SID>/<InstanceNo>/work

Solution:

Check corresponding KPRO log exist.

For this execute steps:

1. Call transaction SLG1

2. Enter "SCMS" or "SDOK" in field "Object"

3. Check corresponding logs

4. Display complete log text and check for possible reason.

      Correcting RFC Destination:

1. Delete the RFC destinations SAPHTTP and SAPHTTPA from the transaction SM59.

2. Regenerate them with the report RSHTTP05.

3. Delete the RFC destinations SAPFTP and SAPFTPA from the transaction SM59.

5. Regenerate them with RSFTP005.

Note:

System files larger than 10 MB will be opened using the SAPFTP instead of GUI_DOWNLOAD.