xpo-devexpress-dot-xpo-dot-session-e97b4ba0.md
Occurs when the Commit Transaction operation fails due to database constraints or other circumstances.
Namespace : DevExpress.Xpo
Assembly : DevExpress.Xpo.v25.2.dll
NuGet Package : DevExpress.Xpo
public event SessionOperationFailEventHandler FailedCommitTransaction
Public Event FailedCommitTransaction As SessionOperationFailEventHandler
The FailedCommitTransaction event's data class is SessionOperationFailEventArgs. The following properties provide information specific to this event:
| Property | Description |
|---|---|
| Exception | Gets the exception thrown by a database when committing a transaction or changes made to persistent objects. |
| Handled | Specifies whether the default processing of an exception is prohibited. |
This event occurs, for instance, when an exception is thrown when performing the Commit Transaction operation (Session.CommitTransaction, ExplicitUnitOfWork.CommitTransaction, Session.CommitTransactionAsync, or ExplicitUnitOfWork.CommitTransactionAsync). The Exception parameter allows you to identify the current exception. To respond to the exception, use the Handled parameter.
The following code snippet (auto-collected from DevExpress Examples) contains a reference to the FailedCommitTransaction event.
Note
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Session.AfterRollbackTransaction += Session_AfterRollBack;
Session.FailedCommitTransaction += Session_FailedCommitTransaction;
}
See Also