This traveller seems to be picked up from cache Rundtur på Risen by Team Flingan on April 16, 2009: I took TB!
This is confirmed in log of March 6, 2010 by johan333: Det finns ingen t-b i lådan = There is no TB in the box.
TB owner or cache owner, please move the traveller to Unknown Location (Mark Item Missing) if it doesn't show up soon.