The explosion has happened in the middle of the Ansbach Open music festival.
Unconfirmed reports suggest just before the explosion a man with a backpack was denied entry to the festival.
Up to 2,500 people had to be evacuated from the concert venue.
The festival has now been cancelled.
CNN: Why did Obama declare ISIS 'contained' the day before Paris attack?
MSNBC: Kerry: "Al Qaeda is 'Neutralized'" announced hours prior to Mali terror attack.
OBAMA Mocked Trump And RNC’s “Vision of Chaos And Violence” 1 Hour Before Munich Attack (VIDEO)...and hours prior to both jihad attacks in Germany today...
179 Days, 04 hours, 28 minutes, 30 seconds till that rat bastard leaves the White House