400 Bad Request

The server could not comply with the request since it is either malformed or otherwise incorrect.

Cannot decode URL parameter keywords: ['aktivitat%3AWohnen%2Baktivitat%3AViehz%C3%BCchtung%2Baktivitat%3AUnterhaltung%2Baktivitat%3APartnergemeinde%2Baktivitat%3AInteressengemeinschaft%2Baktivitat%3ASamichlaus%2Baktivitat%3ALaufen%2Bart%3ASprachf%C3%B6rderung%2Bart%3ABrauchtum%2Bart%3AJugend']