fix: #KREDA-449 Fehler beim Kategorien zuordnen zu Gruppe
fix: #KREDA-449 Fehler beim Kategorien zuordnen zu Gruppe

hannesk001/SPHERE-Framework,hannesk001/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework,hannesk001/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework,hannesk001/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework,hannesk001/SPHERE-Framework,DerDu/SPHERE-Framework,hannesk001/SPHERE-Framework,BozzaCoon/SPHERE-Framework,hannesk001/SPHERE-Framework,BozzaCoon/SPHERE-Framework,DerDu/SPHERE-Framework