# 2026 v1.2

## Content

## C1.DataCollection

### Bug Fixes

* Fixed an issue where C1WrapDataCollection did not handle collections of structures correctly.


## C1.DataConnector

### Bug Fixes

* Fixed an issue where the UI became unresponsive while data was batch-loaded from an OData server.

## C1.DataEngine

### Improvements

* Updated the C1.DataCollection dependency to version 10.0.20261.8.

### Bug Fixes

* Fixed an issue where using nullable types for PivotField caused an exception in some scenarios.

## C1.Excel

### Bug Fixes

* Fixed an issue where an ArgumentException was thrown when an XLS file containing non-ASCII OLE storage names was loaded.
* Fixed an issue where rotated text containing line breaks was exported incorrectly to PDF using the C1Pdf exporter in FlexReport.
* Fixed an issue where the DiagonalUp border attribute was not retained after an XLSX file was loaded and saved.
* Fixed an issue where distributed vertical alignment could not be applied to cells in XLSX and XLS files.

## C1.Pdf

### Bug Fixes

* Fixed an issue where a System.IndexOutOfRangeException was thrown when a file containing a specific metafile image was saved as HTML and the image was converted to SVG.
* Fixed an issue where a System.NullReferenceException was thrown when specific EMF images were exported to PDF using DrawImage.
* Fixed an issue where left borders were clipped when an HTML file was converted to PDF using DrawStringHtml().
* Fixed an issue where the background color was not rendered correctly after a DOCX file was read and written using the new C1WordDocument.
* Fixed an issue where bullets and numbering in nested RTF lists were not retained when a C1FlexReport containing an RTF field was exported to HTML or PDF.
* Fixed an issue where an exception was thrown when Japanese text was drawn using DrawString with the Century font on Windows 11.

## ScheduleCore

### Improvements

* Added the IsTrimmable attribute.