Solution : https://service.sap.com/sap/support/notes/520311 (SAP Service marketplace login required)
Key words : 
terms cfm2 rimidact rimodac2 reason, system responsesthe initial transfer breaks, differentiate chronologically overlapping initial transfers, number      number level1  0001            9999           0note, number range object &1'select, 'cif_load' number range object, number range object &1'create, number range object 'cif_load', number range interval manually, number range object
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| 543403 | APO integration postprocessing during plug-in installation | 
| 525492 | SAP CRM 3.1: Information on Upgrade | 
| 515499 | Release restrictions for R/3 Plug-In 2002.1 |