Build 20261.28
06 May, 2026 v1-2026
Grid
Bug fixes
- Fixed exception when accessing Panel ViewRange property. C1XAML-39664
Input
Bug fixes
- Avoid setting C1ComboBox.SelectedItems when selection changes if the dependency property is bound. C1XAML-39636
- C1ComboBox.EditCompleted event was not raised. C1XAML-39673
Build 20261.22
01 May, 2026 v1-2026
Core
Bug fixes
- Fixed core function that access values which was throwing AmbiguousMatchException if the type had more than one default property. C1XAML-39604
Input
Bug fixes
- Fixed selection exception when a reset notification was received from source. C1XAML-39587
- Fixed C1ComboBox selection when setting IsSelected property of ComboBoxItems in Xaml. C1XAML-39607
- Avoid clearing C1ComboBox selection when ItemsSource is set to null. C1XAML-39606
- Underlying source was cleared when setting ItemsSource to null in C1MultiSelect. C1XAML-39612
- Avoid clearing C1MultiSelect selection when ItemsSource is set to null. C1XAML-39612 C1XAML-39608
Build 20261.16
26 April, 2026 v1-2026
Core
Bug fixes
- Fixed SA3 trial licensing for Cn. C1-9745
FlexViewer
Bug fixes
- [MAUI][Android] [FlexViewer] FlexViewer isn't responding error is occurred and application is terminated when clicks on PopupCard icon of the FlexViewerExplorer on Android devices using VS2026 C1XAML-39007
- [MAUI] [FlexViewer] "FlexViewer isn't responding" error message is shown and application is terminated when click "Thumbnails" icon on Android C1XAML-39005
- [MAUI][Android][iOS] [FlexViewer] No report data are shown in FlexViewer when loading the pdf file and run on Android/iOS devices C1XAML-39006
- [MAUI] [FlexViewer] Page ZoomMode is changed in viewerpane when rotating the report data in FlexViewer C1XAML-39450
- [MAUI] [FlexViewer] "Could not load file of type [ChartField], ..." error message is shown instead of Chart when loading the specific FlexReport that contains Chart C1XAML-39539
- [MAUI] [FlexViewer] Report data are not shown in FlexViewer when loading the FlexReport that contains parameters values C1XAML-39538
- [MAUI][iOS][Android] [FlexViewer] Exception is thrown in FlexViewer when loading the report data that contains parameters on iOS/Android devices C1XAML-39008
- [MAUI][iOS][Android] [FlexViewer] Exception is thrown in FlexViewer when loading the report data that contains chart on iOS/Android devices C1XAML-39009
- [MAUI][iOS][Android] [FlexViewer] Chart data are not rendered in FlexViewer when loading the report data that contains chart on iOS/Android devices C1XAML-39010
- [MAUI] [FlexViewer] Page Border Adonor is also shown when setting "Whole Page" Zoom Mode to FlexViewer C1XAML-39436
- [MAUI] [FlexViewer] Page Border is cut off and no horizontal scrollbar is shown when setting "Page Width" Zoom Mode to FlexViewer C1XAML-39440
- [MAUI] [FlexViewer] Included gclicx file is not valid and Trial box occurs in FlexViewer sample when built-in trial is in gclm C1XAML-38865
Grid
Bug fixes
- Fixed exception when using TransposedGridBehavior. C1XAML-39552
- Fixed bug caused when setting CellFactory property after PushCellFactory method. C1XAML-39547
- Fixed design-time exception. C1XAML-39485
Input
Improvements
- Improved C1ComboBox text entering when Condition is Contains. C1XAML-39358
Build 20261.10
19 April, 2026 v1-2026
Core
Bug Fixes
- Fixed SA3 licensing for Cn. C1-9632
FlexViewer
Bug fixes
- [MAUI] [FlexViewer] FlexViewer display area is shown as incorrectly when setting Rotation property to FlexViewer C1XAML-39301
- [MAUI] FlexViewer - Package System.Private.Uri 4.3.0 has a known high severity vulnerability C1XAML-39507
- [MAUI] [FlexViewer] 'Microsoft.Data.Sqlite.SqliteException' is thrown in Microsoft.Data.Sqlite.dll when loading specific report to the FlexViewer C1XAML-39446
- [MAUI] [FlexViewer] "Subreport [Categories TOC] can not be rendered." error message is shown when loading the "Report Navigation" report to the FlexViewer C1XAML-39443
- [MAUI] [FlexViewer] 'System.IO.FileNotFoundException' is thrown in System.Private.CoreLib.dll when loading specific report to the FlexViewer C1XAML-39448
- [MAUI] [FlexViewer] Page ZoomMode is changed in viewerpane when rotating the report data in FlexViewer C1XAML-39450
Improvemnents
- [MAUI] FlexViewer - Stabilize Zoom Feature on Mobile (iOS, Android) C1XAML-39405
- [MAUI] FlexViewer - Stabilize Zoom Feature on Desktop (Windows, macOS) C1XAML-39404
- [MAUI] FlexViewer - Stabilize Rotation Feature (Windows, macOS, iOS, Android) C1XAML-39406
Grid
Bug fixes
- Fixed dragging rows and columns in transposed grid. C1XAML-39445
- Wrong dimensions were returned in Adapter causing ActualHeight of Rows to report incorrect size. C1XAML-39407 C1XAML-39511
- Fixed selection exception. C1XAML-39508
- Fixed automation exception when scrolling a transposed grid. C1XAML-39342
- GridTextColumn was not honoring DataMap when editing. C1XAML-39493
Breaking changes
- Methods CanDragRow and CanDragColumn of GridCellFactory now receive 4 parameters. C1XAML-39445
Improvements
- Allow clearing cell values when unselecting combobox editor of a column with DataMap and underlying column is nullable. C1XAML-39497
Grid.Excel
Bug fixes
- Exception occurred when exporting FlexGrid to Html or Pdf format. C1XAML-39484
Input
Bug fixes
- Entered text was not finding the item in C1ComboBox if Condition=Contains and IsEditable=False. C1XAML-39358
- Fixed selection to allow setting SelectedIndex in Xaml and honor ItemsSource set in a later moment. C1XAML-39456
- Fixed keyboard navigation when SelectionMode is Multiple. C1XAML-39500
- Fixed keeping selected item when same ItemsSource was set after the items were selected. C1XAML-39500
- C1ComboBox.SelectionMode was not working when changed at runtime. C1XAML-39519
- ComboBoxItem.IsEnabled property was not working. C1XAML-39359
- Selection is unexpectedly cleared when selecting an item whose representing text is an empty string in C1ComboBox. C1XAML-39497
Build 20261.7
03 April, 2026 v1-2026
Core
Improvements
- Implemented SA3 licensing for Ja/Cn.
FlexViewer
Improvemnents
- [MAUI] FlexViewer Sample Runtime license Implementation for SA3 C1XAML-39423
Grid.Excel
Bug fixes
- DS.Documents.Excel reference was reduced to use 7.2.5 version instead. C1XAML-39226
GridControl
Bug Fixes
- Applied defensive clamping in the layout.
Build 20261.1
18 March, 2026 v1-2026
FlexViewer
Bug fixes
- [MAUI] FlexViewer - Zoom and Pageholder issue on rendering C1XAML-39320
Grid
Improvements
- Added Offset property to GridDateTimeOffset. C1XAML-39248
- Improved columns auto-generation to generate GridDateTimeColumn's when the bound property type is any date or time type. C1XAML-39248
Bug fixes
- Fixed a NullReferenceException that occurred when clicking the Apply or Clear buttons in the GridFilterRow filter options by deferring disposal of the DataFilter instance. C1XAML-39119
- Null reference exception was thrown when accessing properties CellFactory and PropertyInfo of GridColumns if the column was not attached to a grid. C1XAML-38592
- Exception was thrown when scrolling grid using mouse-wheel. C1XAML-38981
- Aggregate was throwing exception when applied in DateTime columns. C1XAML-38701
- DisplayAttribute was not honored if the column was not auto-generated. C1XAML-38632
- Fixed an issue in the Level property of detail-rows when used with grouping. C1XAML-38827
- Rendered cell checkbox was updated to revert to the initial cell value when editing was canceled. C1XAML-38707
Input
Breaking changes
- Removed HeaderClickInterceptor and ComboHeader template parts (instead Header and TextBox were added).
- Renamed C1ComboBoxSelectionMode to ComboBoxSelectionMode.
- Renamed C1ComboBoxItem to ComboBoxItem and C1ComboBoxGroupItem to ComboBoxGroupItem.
- Removed C1ComboBox.IsOpenKey method.
Improvements
- Added C1AutoCompleteTextBox.Complete() method.
The changes marked with (i) will not be included in public releases (from main branch). They are probably fixes of non-released features.