ValidationFailedException Class
This exception is thrown when an object data source validation fails.
Namespace: DevExpress.DataAccess.ObjectBinding
Assembly: DevExpress.DataAccess.v19.2.dll
Declaration
Remarks
This exception is thrown if the BeforeFillEventArgs.IsValid property returns false in the ObjectDataSource.BeforeFill or ObjectDataSource.BeforeFillGlobal event handler.
See Also