Solution : https://service.sap.com/sap/support/notes/484113 (SAP Service marketplace login required)
Key words :
data element ===================================== exch_rate_cm ukursm vper_start kdatb vper_end kdate save, data element ===================================== vper_start kdatb vper_end kdate save, prerequisites interface structure bapiekkoa, 0b copy structure bapiekkoa, transaction se11 add, bbp / ebp note 394923, structure bapiekkoa, structure bapiekkoa40, performance period, /3 purchase orders
Related Notes :
489165 | Cancellation of Note 448348: Data incons. in R/3 purc. order |
485561 | Removal of Note 443654: Date shift in R/3 purchase order |
484115 | PlugIn:performance period limit is not transferred |
431008 | BAPI_PO_CREATE: validity start/end is missing |
394923 | PO_HEADER_ADD_DATA in BAdI BBP_CREATE_PO_BACK: error in BE |
307642 | BAPI_PO_CREATE copy header data extended |
303342 | RM06EEI0: Terms of payment not created in PO |
302985 | Purchase order header additnal data not transferred |