Solution : https://service.sap.com/sap/support/notes/825015 (SAP Service marketplace login required)
Key words : 
835258 scm-apo-int-ccr-ep high/program error 843543 scm-ich high/program error 843764 scm-ich-amo high/program error 846536 scm-ich-dio high/program error 854256 scm-ich-dio high/program error 854612 scm-ich-imo high/program error 859195 scm-apo-md high/program error additional notes, 849177 scm-apo-md-pr high read, => sap notes search => note assistant => note assistant download             installing, /scm-> mysap scm technology-> platforms & sizing, /scm-> mysap scm technology                     -> platforms & sizing, /sp-stacks-> sp stack information & download-> sap scm 4, /nw04            --> sap netweaver            --> process integration            --> sap exchange infrastructure            -->, sap scm support packages dear customers, 422446 apo front-end patchno, 612232 scm front-end patch            optional components
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