https://en.numista.com/catalogue/pieces4036.html
I see several pieces on eBay (and several in person) and all have a G like 1940.
A couple examples:
https://www.ebay.com/itm/Sweden-10-Ore-1941-Silver/173017266161
https://www.ebay.com/itm/Sweden-10-Ore-1941/273003792224
Should G be added or should "no initial" be changed to G?