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DataSourceFillErrorEventHandler Delegate

References the method that handles the JsonDataSource.FillError event.

Namespace: DevExpress.DataAccess

Assembly: DevExpress.DataAccess.v22.2.dll

NuGet Package: DevExpress.DataAccess


public delegate void DataSourceFillErrorEventHandler(
    object sender,
    DataSourceFillErrorEventArgs e


Name Type Description
sender Object

The event source.

e DataSourceFillErrorEventArgs

The event data.


The code sample below creates a new data source, handles the FillError event to to process exceptions, and tries to populate the data source with data.

using DevExpress.DataAccess;
using DevExpress.DataAccess.Json;
// ...
// Create a new JSON source.
var jsonSource = new UriJsonSource() {
    Uri = new Uri(@"https://invalid.json")
// Assign the JSON source to the data source.
var datasource = new JsonDataSource() {
    JsonSource = jsonSource
datasource.FillError += (s, e) => {
    e.Handled = true;
    // Add code that handles the data source fill error here.
See Also