Presumably during a break-in, a 19-year-old fell asleep in Bonn on Thursday night.
The residents of the house found the intruder sleeping on a couch in the morning, the police said.
According to the investigators' first findings, the man got into the extension of a garage by pushing in a window.
Bonn - There he searched the rooms for valuables.
After drawing the curtains, the police suspect that the man without a permanent residence must have laid down on the sofa and fell asleep.
The officers arrested him and discovered he was stolen from another break-in.
dpa