Error 422 Unprocessable Content

POST https://spedi.ku.edu/register

Validator calls

Path Message Invalid value Violation
data.username There is already an account with this username
"Donaldmet"
Symfony\Component\Validator\ConstraintViolation {#1465
  -message: "There is already an account with this username"
  -messageTemplate: "There is already an account with this username"
  -parameters: [
    "{{ value }}" => ""Donaldmet""
  ]
  -root: Symfony\Component\Form\Form {#1020
    name: "registration_form"
    type_class: "App\Form\RegistrationFormType"
    data: App\Entity\User {#776
      -id: null
      -username: "Donaldmet"
      -email: "2befederedesok@anonmails.de"
      -roles: []
      -password: null
      -birthYear: 1997
      -gender: "female"
      -educationLevel: "masters"
      -disorders: []
      -disordersOther: """
        https://coinstrike.rodeo/ Spun Text: \n
        Source: \n
         \n
        <a href=https://ommi.immo/?p=29397>https://coinstrike.rodeo/</a>
        """
      -primaryLanguage: "en"
      -secondaryLanguage: "en"
      -regionDialect: "ff_Adlm_BF"
      -resetToken: null
      -resetTokenExpiresAt: null
    }
  }
  -propertyPath: "data.username"
  -invalidValue: "Donaldmet"
  -plural: null
  -code: "23bd9dbf-6b9b-41cd-a99e-4844bcf3077f"
  -constraint: Symfony\Bridge\Doctrine\Validator\Constraints\UniqueEntity {#1365 …}
  -cause: [
    App\Entity\User {#1477
      -id: 54129
      -username: "Donaldmet"
      -email: "dedudokiser@anonmails.de"
      -roles: []
      -password: "3z2RAx6CJWUGarSvRD2F9WG2U08FbhMW0+66J94/mDXA+NPx25M2dcteOJO/z7UfsjHZAuy6hgQzwz6UExk9cQ=="
      -birthYear: 1928
      -gender: "female"
      -educationLevel: "masters"
      -disorders: []
      -disordersOther: """
        Whoa   a lot  of  awesome   tips  \r\n
         <a href=https://private-investigation.ru/pag/polyza_produktov_s_bolyshim_soderghaniem_belka_dlya_diety_belye_griby.html><img src="https://san2.ru/smiles/smile.gif"></a>
        """
      -primaryLanguage: "en"
      -secondaryLanguage: "en"
      -regionDialect: "tr_TR"
      -resetToken: null
      -resetTokenExpiresAt: null
    }
  ]
}