Solution : https://service.sap.com/sap/support/notes/1428977 (SAP Service marketplace login required)
Key words : 
type-----------------------------------------------------if_logqs importing type /sapapo/logqsif_logsys importing type /sapapo/logsrcsysif_syn_post importing type xfeldit_tpsrc changing type   /sapapo/mtn_t_tpsrcit_tpsrcx changing type /sapapo/mtn_t_tpsrcxit_scales changing type     /sapapo/mtn_t_scalesit_scalesx changing type /sapapo/mtn_t_scalesxit_src_cus changing type /sapapo/cifsrccus_tabit_srd_cus changing type /sapapo/cifsrdcus_tabit_sri_cus changing type /sapapo/cifsricus_tabdelete method, type-----------------------------------------------------if_logqs importing type /sapapo/logqsif_logsys importing type /sapapo/logsrcsysif_syn_post importing type xfeldit_tpsrc changing type   /sapapo/mtn_t_tpsrcit_src_cus changing type /sapapo/cifsrccus_tabit_srd_cus changing type /sapapo/cifsrdcus_tabit_sri_cus changing type /sapapo/cifsricus_tabcreate exception, method level   description---------------------------------------------------------change instance method   change/create source, parameter type typeing, supplydelete instance method   delete source, /sapapo/if_cif_enhance_tpsrc- push, /sapapo/cif_enhance_tpsrcshort descript, spot element definition' tab strip push, software component   scm_basis                      supply chain ma, /sapapo/cif_tpsrc_maintain
Related Notes : 
       
| 1429825 | |
| 1269674 | Change of enhancement technique for ERP-APO CIF |