I wasn't having a go, it's not impossible that there is a district in Solingen called Hamburg: the larger towns and cities in Germany are divided up into districts, and the city name always comes before the district. like Hamburg Wandsbek, or Berlin Charlottenburg for example. Maybe there is a Solingen Hamburg, who knows, I've never been there so I can't say
It's sometimes not easy here when you don't know the language or the country: it's easy to make mistakes. I live in Lübeck, and the tourists that come here often confuse
Hamberge (about 2 Kms from Lübeck), and
Hamburg, which is 75Kms away, about 50mins on the Autobahn