DefaultWebDocumentViewerContainer.UseCachedReportSourceBuilder() Method

Forces reporting components to use the CachedReportSourceWeb instance as the report source.

Namespace: DevExpress.XtraReports.Web.WebDocumentViewer

Assembly: DevExpress.XtraReports.v23.2.Web.dll

NuGet Package: DevExpress.Web.Reporting.Common

Declaration

C#

public static void UseCachedReportSourceBuilder()

VB.NET

Public Shared Sub UseCachedReportSourceBuilder

Remarks

This method addresses errors that intermittently occur when the Document Viewer and the Report Designer’s Preview operate in a clustered hosting environment. These errors occur when a user request is handled by an application instance that has no access to documents or reports created earlier.

Call this method to force the Document Viewer and the Report Designer’s Preview to use the CachedReportSourceWeb instance as the report source.

C#

using DevExpress.XtraReports.Web.WebDocumentViewer;
// ...

protected void Application_Start(object sender, System.EventArgs e) {
    // ...
    DefaultWebDocumentViewerContainer.UseCachedReportSourceBuilder();
}

VB.NET

Imports DevExpress.XtraReports.Web.WebDocumentViewer
' ...

Sub Application_Start(ByVal sender As Object, ByVal e As EventArgs)
    ' ...
    DefaultWebDocumentViewerContainer.UseCachedReportSourceBuilder()
End Sub

View Example: Reporting for Web (ASP.NET MVC) - Reporting Controls in a Clustered Web Environment (Web Farms or Web Garden)

Review the following help topics for more information:

• Web Farm and Web Garden Support
• Microsoft Azure Integration Specifics

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the UseCachedReportSourceBuilder() method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

reporting-web-mvc-viewer-clustering/CS/DevExpressWebFarmsWebGardenReporting/Global.asax.cs#L16

DefaultWebDocumentViewerContainer.UseFileReportStorage(Server.MapPath("~/CustomSharedViewerStorage/Reports"), StorageSynchronizationMode.InterProcess);
DefaultWebDocumentViewerContainer.UseCachedReportSourceBuilder();
DefaultWebDocumentViewerContainer.Register<ICachedReportSourceWebResolver, CustomCachedReportSourceWebResolver>();

VB.NET

reporting-web-mvc-viewer-clustering/VB/DevExpressWebFarmsWebGardenReporting/Global.asax.vb#L17

DefaultWebDocumentViewerContainer.UseFileReportStorage(Server.MapPath("~/CustomSharedViewerStorage/Reports"), StorageSynchronizationMode.InterProcess)
DefaultWebDocumentViewerContainer.UseCachedReportSourceBuilder()
DefaultWebDocumentViewerContainer.Register(Of ICachedReportSourceWebResolver, CustomCachedReportSourceWebResolver)()