when add a purchase lines to a purchase contract with a material which using the purchase schedule, error will comes with message:"default item and purchase BP not found or not effective"

OS: WINDOWS2003 SERVER2 SP2
Database: mssql2005+sp3
ERPLN VER: ES8.5+LNFP5

thanks for reply!!!

hi
please check Item-purhase BP tdipu0110m000, check the effective date.

hi
please check Item-purhase BP tdipu0110m000, check the effective date.
Thanks a lot for your patienct reply, i have made the test in my Virtual Machine, so i set the begin date as 2007-08-30, what is the relation betwen the two effective date?