net10.0-windows7.0 
namespace System
{
    public class Exception : ISerializable
    {
        [Obsolete("BinaryFormatter serialization is obsolete and should not be used. See https://aka.ms/binaryformatter for more information.", DiagnosticId = "SYSLIB0011", UrlFormat = "https://aka.ms/dotnet-warnings/{0}")]
        protected event EventHandler<SafeSerializationEventArgs!>? SerializeObjectState;
    }
}
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.NET
5.06.07.08.09.010.0
.NET Core
2.02.12.23.03.1
.NET Framework
4.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
.NET Standard
2.02.1
Information specific to net10.0
Platforms This API is only available when you target a specific platform:
Windows
7.0
Information specific to net10.0-windows7.0
Assemblies

System.Runtime , Version=7.0.0.0, PublicKeyToken=b03f5f7f11d50a3a

System.Runtime , Version=6.0.0.0, PublicKeyToken=b03f5f7f11d50a3a

Referencing

Your project needs a package reference to System.Runtime.Experimental.

Package System.Runtime.Experimental (7.0.0-preview.2.22152.2) net7.0
Obsolete SYSLIB0011: BinaryFormatter serialization is obsolete and should not be used. See https://aka.ms/binaryformatter for more information.
Platform Restrictions

The event adder is supported on all platforms.

The event remover is supported on all platforms.

  • Built-in API
  • Package-provided API