DuplicateKeyException Class
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Thrown when an attempt is made to add an object to the identity cache by using a key that is already being used.
Inheritance Hierarchy
System.Object
System.Exception
System.SystemException
System.InvalidOperationException
System.Data.Linq.DuplicateKeyException
Namespace: System.Data.Linq
Assembly: System.Data.Linq (in System.Data.Linq.dll)
Syntax
'Declaration
Public Class DuplicateKeyException _
Inherits InvalidOperationException
public class DuplicateKeyException : InvalidOperationException
The DuplicateKeyException type exposes the following members.
Constructors
| Name | Description | |
|---|---|---|
.gif "Public method") .gif "Supported by Silverlight for Windows Phone") |
DuplicateKeyException(Object) | Initializes a new instance of the DuplicateKeyException class. |
|
DuplicateKeyException(Object, String) | Initializes a new instance of the DuplicateKeyException class by referencing the duplicate key and providing an error message. |
|
DuplicateKeyException(Object, String, Exception) | Initializes a new instance of the DuplicateKeyException class by referencing the duplicate key, providing an error message, and specifying the exception that caused this exception to be thrown. |
Top
Properties
| Name | Description | |
|---|---|---|
.gif "Public property") |
Data | Gets a collection of key/value pairs that provide additional user-defined information about the exception. (Inherited from Exception.) |
.gif "Protected property") |
HResult | Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception. (Inherited from Exception.) |
|
InnerException | Gets the Exception instance that caused the current exception. (Inherited from Exception.) |
|
Message | Gets a message that describes the current exception. (Inherited from Exception.) |
|
Object | Gets the object that caused the exception. |
|
StackTrace | Gets a string representation of the frames on the call stack at the time the current exception was thrown. (Inherited from Exception.) |
Top
Methods
| Name | Description | |
|---|---|---|
|
Equals(Object) | Determines whether the specified Object is equal to the current Object. (Inherited from Object.) |
.gif "Protected method") |
Finalize | Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.) |
|
GetBaseException | When overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions. (Inherited from Exception.) |
|
GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.) |
|
GetType | Gets the runtime type of the current instance. (Inherited from Exception.) |
|
MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
|
ToString | Creates and returns a string representation of the current exception. (Inherited from Exception.) |
Top
Version Information
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.