Released: Jun 18, 2026

26.1.3 での更新項目

機能

Accessibility

• New Palettes for Vision-impaired Users (Desktop & Web).
• New predefined palettes are optimized for users with color vision impairments, including Deuteranopia, Protanopia, and Tritanopia. These palettes improve accessibility without manual adjustments:
  • Bright (bright color accents).
  • High Contrast (high visual contrast).
  • Warm Gradient (yellow-to-brown gradient).
  • Sunset (warm sunset tones).
  • Vibrant (vivid color contrast).

BI Dashboard - New Palettes, DevExpress

• Palette items...

Released: Jun 10, 2026

25.2.8 での更新項目

不具合の修正

• Dashboard - Null-coalescing operator ('??') is not supported in Web Dashboard, while it is supported in WinForms.
• Web Dashboard - Stored Procedures - NULL parameter values are converted to default values instead of being passed as NULL to a stored procedure.
• Web Dashboard - "Uncaught TypeError: Cannot read properties of null (reading 'hide')" error is thrown on attempt to scroll above the Bar column.
• Blazor Dashboard for Blazor - Client project is selected as startup project by default...

Released: May 6, 2026

25.2.7 での更新項目

不具合の修正

Web Dashboard

• Grid Item - Tooltips for truncated cells are not shown.
• Rendering issues occur when using a Material Compact theme.

Dashboard for Web Forms and WinForms

• DashboardOlapDataSource - A memory leak occurs if connection name refers to a non-existent connection.

Released: Apr 7, 2026

25.2.6 での更新項目

不具合の修正

• Grid Item Filter Row - 'Unable to cast object of type 'SimpleFilterOperation' to type 'SourceTableOperation' exception occurs under certain conditions.
• Web Dashboard - Global Color Scheme causes duplicated / excessive SQL queries.
• Web Dashboard - "Unable to process binding" errors are thrown when adding dxDropDownButton widget to the toolbar with CSP enabled.
• Web Dashboard - 'Sequence contains no elements' exception occurs when limiting Visible Data in OLAP-Based WebForms Dashboard.
• Web...

Released: Mar 2, 2026

25.2.5 での更新項目

不具合の修正

• It's impossible to define an expression for a DateTime SP parameter ("t.getFullYear is not a function") in Web Query Builder and Web Data Source Wizard.
• Web Report Designer - Images using ImageResources are not displayed when top and bottom margin bands are missing.
• Dashboard for WPF - Grid Item - Grid cells cannot be copied to the clipboard.
• Dashboard for WinForms - Dashboard Designer in Visual Studio 2026 - ArgumentNullException - "Value cannot be null. Parameter name: Key" error occurs...

Released: Feb 3, 2026

25.2.4 での更新項目

不具合の修正

Dashboard for ASP.NET Core

• Web Dashboard - AI Assistant - Maximize button in the AIChatCustomItem clears chat content.
• Web Dashboard - System.TimeOnly Calculated Field causes the "t.getFullYear is not a function" error.
• Web Dashboard / Web Reporting - Federated Query Builder loses JOIN relationships on reopening.
• Web Dashboard Designer - ID of the newly added dashboard is not escaped.

Dashboard for Angular

• Web Dashboard - "queueItem.item._errorState is not a function" may occur for...

Released: Dec 18, 2025

25.2 での更新項目

機能

• .NET 10 and Visual Studio 2026 Support - DevExpress BI Dashboard now supports .NET 10 and Visual Studio 2026.
• New Project and Item Templates - DevExpress Template Kit v25.2 includes new BI Dashboard-related templates for WinForms, WPF, and ASP.NET Core Blazor projects.
• WinForms Dashboard Designer
  • Data Source Wizard - Favorite Data Sources - The WinForms Data Source Wizard allows users to mark frequently used data providers as favorites. Favorite data providers appear at the top of the Select...

Released: Nov 25, 2025

25.1.7 での更新項目

不具合の修正

• Web Dashboard - Date Range Filter State shortly displays the full Date representation on loading.
• WinForms Dashboard Designer - Redo functionality fails to restore the previous item layout hierarchy.

Released: Oct 23, 2025

25.1.6 での更新項目

不具合の修正

Dashboard for ASP.NET Core

• Web Dashboard - Default parameter values are not saved in XML (DateOnly / TimeOnly / DateTime).
• Web Dashboard - Parameterized Grid does not refresh after searching via the Filter Row.
• Web Dashboard - Range Filter does not allow Custom Periods for System.DateOnly fields.

Dashboard for Angular

• Web Dashboard - Parameterized Grid does not refresh after searching via the Filter Row.
• Web Dashboard - Range Filter does not allow Custom Periods for System.DateOnly fields...

Released: Sep 11, 2025

25.1.5 での更新項目

不具合の修正

Dashboard for ASP.NET Core

• Dashboard ExcelDataSource - Empty Excel values are incorrectly included in filter results.
• DateOnly field is incorrectly treated as a string in the filter editor.

Dashboard for Angular

• Dashboard - Clearing parameters results in TypeError: Cannot read properties of undefined (reading 'data').
• DateOnly field is incorrectly treated as a string in the filter editor.

Dashboard for WPF

• Entity Framework Core - 4+ nested navigation properties cause the "The following...