The reason for the stop is not clear. Some people are sharing their experiences on social media. One person said they were removed from the secure area without explanation.

Local news says someone got into a secure area by pressing an emergency button. This person is now being held by the police.

The airport's website says flights cannot leave, but arrivals are still happening. Please contact your airline for more information.

Firefighters are waiting outside Terminal 1.

This is a live update. We will add more information below.

There is a problem at Hamburg Airport: the police have evacuated the security area.

You can watch a live video of Terminal 2.

Some passengers were removed from the secure area without being told why. One person is asking British Airways for an update on their flight.

Will the flight wait for passengers to go through security again?