MIGO Error : Message no. MLCCS009

Dear Friends,

I am facing a problem with MIGO, getting the error while saving the MIGO for GR, The error is

"MLCCS009 'Internal error in LMLCCS_UPDATEF02 LCL_TOOL method fill_key position A with RC 1"

The steps I was excuted : Tcode MIGO > given the PO Number > Given the Delivery Note Number > Hit enter buttun > Select the ITEM OK check box in bottom > click the SAVE button.

The the error is coming "

Internal error in LMLCCS_UPDATEF02 LCL_DB method get_normvector position A with RC 1

Message no. MLCCS009

Pls let me know how to fix and what is reason for this error????

Thanks in advance

Sridhar