At 2:30 a.m. a resident called police to report a suspicious male inside a parked car in the 2300 block of Sanctuary Drive in Fairfield.
Once officers made it to the scene the suspect was gone but the resident said he was last seen riding a bike toward Hillborn Road.
Another citizen called in around 4:30 a.m. and reported a man at an apartment complex in the 3700 block of Lyon Road on a bike looking in parked cars and attempting to open doors.
Upon arrival, officers saw a man matching the description at Lyon Road and Rollingwood Drive.
They identified him as 39-year-old John Roberts.
Roberts is on probation and also had a warrant out for his arrest.
He was arrested and booked into the Solano County Jail for possession of stolen property, possession of drug paraphernalia, violating his probation, and the arrest warrant.