Deserialize Method (Stream, HeaderHandler)
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BinaryFormatter::Deserialize Method (Stream^, HeaderHandler^)


Deserializes the specified stream into an object graph. The provided HeaderHandler handles any headers in that stream.

Namespace:   System.Runtime.Serialization.Formatters.Binary
Assembly:  mscorlib (in mscorlib.dll)

virtual Object^ Deserialize(
	Stream^ serializationStream,
	HeaderHandler^ handler
) sealed


Type: System.IO::Stream^

The stream from which to deserialize the object graph.

Type: System.Runtime.Remoting.Messaging::HeaderHandler^

The HeaderHandler that handles any headers in the serializationStream. Can be null.

Return Value

Type: System::Object^

The deserialized object or the top object (root) of the object graph.

Exception Condition

The serializationStream is null.


The serializationStream supports seeking, but its length is 0.


The target type is a Decimal, but the value is out of range of the Decimal type.


The caller does not have the required permission.

Headers are used only for specific remoting applications.

In order for deserialization to succeed the current position in the stream must be at the beginning of the object graph.

System_CAPS_security Security Note

Calling this method with untrusted data is a security risk. Call this method only with trusted data. For more information, see Untrusted Data Security Risks.


To provide serialization services. Associated enumeration: SecurityPermissionFlag::SerializationFormatter.

.NET Framework
Available since 1.1
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