EBS (Electronic bank statement)

Hi Experts,

1)In EBS (electronic bank statement) for outgoing payments i am giving document number as reference number and for cheques i am giving cheque no as refernce.

2)when i tried to upload MT940 statement without reference numbers (document numbers and cheque nos.) in the statement it getting uploaded and BRS is happening.

I have used all inpretional algorathams(021, 011 etc) please help me.

thanks

Balu