Solution : https://service.sap.com/sap/support/notes/804468 (SAP Service marketplace login required)
Key words : 
support package 06for information, erp 2004 support package 07, document management system, report_dms_support environment parameter, terms ehs2004sp06psdms bapis, symptom component, product safetymodule, report managementto, flexible storage, c14s reason
Related Notes : 
       
| 995736 | DMS Customizing for EH&S documents as of ERP2004 | 
| 817836 | Copying report templates | 
| 640019 | Adjustment of EH&S-DMS-interface connection in reporting |