Storage location R565 for material OMD-113 plant 2GAR valuation type UNTAXE

Any idea what this message is, something is telling me i need to assign something in IMG, but i cant remember for the life of me where it is..... PLEASE HELP....

"Storage location R565 for material OMD-113 plant 2GAR valuation type UNTAXED does not exist

Message no. M7238"

Regards

Steve