Dear Still,
MARA - MATNR - Material
MARC - MATNR - Material
MARC - WERKS - Plant
MKPF - MBLNR - document Number
MKPF - MJAHR -Mat. Doc. Year
MSEG - MBLNR - document Number
MSEG - MJAHR -Mat. Doc. Year
MSEG - MATNR - Material
MSEG - WERKS - Plant
Take the join as follows
MARA~MATNR = MARC~MATNR
MARC~WERKS = MSEG~WERKS
MKPF~MBLNR =MSEG~MBLNR
MKPF~ MJAHR = MSEG~ MJAHR
Regards,
PK.