Nullability of reference types in type of parameter 'value' doesn't match implemented member 'bool IFormatterX.Write(object? value, Type? type = null)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'type' doesn't match implemented member 'bool IFormatterX.Write(object? value, Type? type = null)' (possibly because of nullability attributes).

Nullability of type of parameter 'value' doesn't match overridden member (possibly because of nullability attributes).

Nullability of type of parameter 'value' doesn't match overridden member (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'reason' doesn't match implemented member 'void IServer.Stop(string? reason)' (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.

Possible null reference return.

Possible null reference argument for parameter 'collection' in 'IConfigSection[] CollectionHelper.ToArray<IConfigSection>(ICollection<IConfigSection> collection)'.

Possible null reference argument for parameter 'name' in 'void XmlConfigProvider.WriteAttributeNode(XmlWriter writer, string name, IConfigSection section)'.