Cannot convert null literal to non-nullable reference type.

Non-nullable property 'VCode' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Id' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Type' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'GestructureerdeIdentificator' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'CodeerSysteem' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'JsonLdMetadata' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'JsonLdMetadata' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Naam' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'JsonLdMetadata' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

XML comment has badly formed XML -- 'End tag was not expected at this location.'

Possible null reference argument for parameter 'uriString' in 'Uri.Uri(string uriString)'.

Possible null reference argument for parameter 'uriString' in 'Uri.Uri(string uriString)'.

Possible null reference argument for parameter 'id' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

Possible null reference argument for parameter 'title' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

Possible null reference argument for parameter 'subtitle' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

Possible null reference argument for parameter 'generatorTitle' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

Possible null reference argument for parameter 'generatorUri' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

Possible null reference argument for parameter 'rights' in 'AtomFeedConfiguration.AtomFeedConfiguration(string id, string title, string subtitle, string generatorTitle, string generatorUri, string generatorVersion, string rights, DateTimeOffset updated, SyndicationPerson author, SyndicationLink selfUri, List<SyndicationLink> alternateUris, List<SyndicationLink> relatedUris)'.

The type 'AssociationRegistry.Acm.Api.Infrastructure.ConfigurationBindings.AppSettings?' cannot be used as type parameter 'TService' in the generic type or method 'ServiceCollectionServiceExtensions.AddSingleton<TService>(IServiceCollection, TService)'. Nullability of type argument 'AssociationRegistry.Acm.Api.Infrastructure.ConfigurationBindings.AppSettings?' doesn't match 'class' constraint.

No files were found with the provided path: /TestResults/*.html. No artifacts will be uploaded.

Nullability of reference types in return type of 'Task<PostalInformationResponse?> GrarClient.GetPostalInformation(string postcode)' doesn't match implicitly implemented member 'Task<PostalInformationResponse> IGrarClient.GetPostalInformation(string postcode)'.

'Contactgegevens.Empty' hides inherited member 'ReadOnlyCollection<Contactgegeven>.Empty'. Use the new keyword if hiding was intended.

'Datum' defines 'Equals' but not 'GetHashCode'

'HoofdactiviteitenVerenigingsloket.Empty' hides inherited member 'ReadOnlyCollection<HoofdactiviteitVerenigingsloket>.Empty'. Use the new keyword if hiding was intended.

'Locaties.Empty' hides inherited member 'ReadOnlyCollection<Locatie>.Empty'. Use the new keyword if hiding was intended.

'Werkingsgebieden.Empty' hides inherited member 'ReadOnlyCollection<Werkingsgebied>.Empty'. Use the new keyword if hiding was intended.

'Vertegenwoordigers.Empty' hides inherited member 'ReadOnlyCollection<Vertegenwoordiger>.Empty'. Use the new keyword if hiding was intended.

Possible null reference argument for parameter 'obj' in 'void VerenigingMetRechtspersoonlijkheid.Hydrate(VerenigingState obj)'.

Nullable value type may be null.