Essential Studio® for Document Processing - v34.1.31 Release Notes

v34.1.31
July 14, 2026
Test Results: 236416 Success , 0 Failure

PDF Library

.NET PDF Library

Bug Fixes

  • #I845560 - Resolved an issue where the text extraction collection was not generated correctly for a specific rotated PDF document.
  • #I851394 - Resolved a PDF/A-2b validation failure for a specific PDF document caused by missing embedded fonts in XObjects.
  • #I851163 - Resolved an issue where German umlaut characters were displayed incorrectly after PDF/A conversion.
  • #F198454 - Resolved an issue where TextSearchOptions.WholeWords incorrectly matched partial numeric text within larger words.
  • #I852362 - Resolved an issue where certain text content was missing during text extraction.

Word Library

.NET Word Library

Bug Fixes

  • I851089 - IF fields are now updated correctly after executing mail merge fields containing newline characters.
  • I848903 - Documents containing different paragraphs are now compared correctly using the Compare API.
  • I848575 - Font formatting is now applied correctly through the MergeField event during the group mail merge process.
  • I851804, I852554 - Horizontally merged cells are now preserved and updated correctly when opening RTF documents.
  • I850403 - Pagination issue will no longer occur due to improper width calculation for If field during DOCX to PDF conversion.
  • I850037 - Text rendered with the Poppins font now preserves its height correctly during Word-to-PDF conversion in Linux environments.
  • I851749 - Hanging issue will no longer occur when a shape is anchored to an indented paragraph in a cell when converting Word to PDF.
  • I851292 - Bullet lists with the “None” pattern type are now preserved correctly during Word-to-PDF conversion.

PDF Viewer

Web PDF Viewer (Javascript, Angular, React, Vue, ASP.NET Core & MVC)

Bug Fixes

  • #I849129 - Resolved an issue where text search highlights were not cleared properly and reappeared during zoom operations when enableThumbnail was set to false.
  • #I842052 - Fixed a script error that occurred when performing text search programmatically without the Toolbar module.

Blazor PDF Viewer

Bug Fixes

  • #I853791 - Fixed an issue where border thickness in FreeTextSettings is not applied correctly to free text annotations in specific scenarios

DOCX Editor

Web DOCX Editor (Javascript, Angular, React, Vue, ASP.NET Core & MVC)

Bug Fixes

#I847820 - Fixed an issue where table resizing caused cross-page merges and incorrect alignment.
#I845505 - Fixed an issue where tables would break when deleting rows containing merged cells.
#I852420 - Fixed an issue where page number fields were not updated properly when opening documents in the Document Editor.
#I851824 - Fixed an issue where selection behavior was unstable and scrolling was not smooth.
#I839503 - Fixed an issue where the page layout did not match the exported document.
#I852429 - Fixed a script error that occurred when applying FitPageWidth in the Editor component.
#I848329 - Fixed an issue where the Bookmark dialog did not highlight the current selection.
#I846070 - Fixed an issue where document layout would break, causing unexpected text shifting.

WPF DOCX Editor

Bug Fixes

  • I849949 - Tables are now displayed correctly within page boundaries during rendering.
  • I852554 - Table cell grid spans now update correctly when opening RTF documents.

UWP DOCX Editor

Bug Fixes

  • I849949 - Tables are now displayed correctly within page boundaries during rendering.
  • I852554 - Table cell grid spans now update correctly when opening RTF documents.

Test Results

Component Name Platform Test Cases Passed Failed Remarks
Calculate Library .NET 145 145 0 All Passed
DOCX Editor Blazor 2004 2004 0 All Passed
DOCX Editor Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 5294 5294 0 All Passed
Excel Library .NET 37994 37994 0 All Passed
Metafile Renderer .NET 897 897 0 All Passed
PDF Library .NET 14150 14150 0 All Passed
PDF Viewer .NET MAUI 15368 15368 0 All Passed
PDF Viewer Blazor 16908 16908 0 All Passed
PDF Viewer Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 21897 21897 0 All Passed
PDF Viewer Windows Forms 209 209 0 All Passed
PDF Viewer WPF 3040 3040 0 All Passed
PowerPoint Library .NET 54557 54557 0 All Passed
Spreadsheet Blazor 5094 5094 0 All Passed
Spreadsheet Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 10887 10887 0 All Passed
Spreadsheet WPF 2717 2717 0 All Passed
Word Library .NET 41176 41176 0 All Passed
Word Library Java 4079 4079 0 All Passed