Firefighters spent Thursday afternoon battling flames at a school in Paterson.

The fire started in the auditorium of the Doctor Frank Napier School of Technology on Clinton Street and Presidential Boulevard. There were only a few school personnel inside the building with the fire broke out.

Firefighters say smoke filled the hallways, but the fire was contained to the auditorium. The stage was destroyed.

The cause of the fire is still under investigation.

Meanwhile, the Back to School night program has been canceled Thursday night.