System Namespace

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The exception that is thrown when an operation is performed on a disposed object.

ObjectDisposedException Class Members

Show Inherited Members

Constructors Visibility Constructor Parameters public ObjectDisposedException ( String objectName ) public ObjectDisposedException ( String objectName , String message ) public ObjectDisposedException ( String message , Exception innerException )   Properties Visibility Name Value Type Accessibility public Message String [ Get ] public ObjectName String [ Get ]   Methods Visibility Name Parameters Return Type public GetObjectData ( SerializationInfo info , StreamingContext context ) Void

[ Visual Basic, C# ] The following example demonstrates an error that causes the ObjectDisposedException exception to be thrown.

[ VB ]
Imports System
Imports System.IO

Public Class ObjectDisposedExceptionTest
  
   Public Shared Sub Main ( )
      Dim ms As New MemoryStream ( 16 )
      ms.Close ( )
      Try
         ms.ReadByte ( )
      Catch e As ObjectDisposedException
         Response.WriteLine ( "Caught: {0}", e.Message )
      End Try
   End Sub 'Main
End Class 'ObjectDisposedExceptionTest

[ C# ]
using System;
using System.IO;

public class ObjectDisposedExceptionTest
{
   public static void Main ( )
   {    
      MemoryStream ms = new MemoryStream ( 16 );
      ms.Close ( );
      try
      {
         ms.ReadByte ( );
      }
      catch ( ObjectDisposedException e )
      {
         Response.WriteLine ( "Caught: {0}", e.Message );
      }
   }
}

[ Visual Basic, C# ] This code produces the following output:

[ Visual Basic, C# ] Caught:

Cannot access a closed Stream.

IDisposable

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