Essential Studio® for Document Processing - v32.1.21 Release Notes

v32.1.21
December 30, 2025
Test Results: 226,592 Success , 0 Failure

PDF Library

.NET PDF Library

Bug Fixes

  • I785112 - Fixed a null reference exception that occurred while loading a PDF document.
  • I789737 - Fixed an issue that added extra spaces in extracted text.

Word Library

.NET Word Library

Bug Fixes

  • I795350 - Nested table cell width is now preserved properly while converting DOCX to PDF.
  • I795976 - The NullReferenceException will no longer be thrown while opening a Word document with form field inside Math.
  • I796416 - Empty group is now preserved properly after calling ExecuteNestedGroup API when RemoveEmptyGroup API is disabled.
  • I795581 - Underlined tab inside the table cell is now preserved properly while converting a Word document to PDF.
    Editable range in content control is now preserved properly after resaving a DOCX document.

PowerPoint Library

.NET PowerPoint Library

Bug Fixes

  • I796476 - Gear9 shape is now preserved properly while converting a PowerPoint Presentation to PDF.
  • I793376 - PictureFill with custom crop is now preserved properly while converting a PowerPoint Presentation to Image.

PDF Viewer

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

Bug Fixes

  • #I793332 - Resolved an issue where form field styles were incorrectly applied to other fields.
  • #I792254 - Resolved an issue where dragging line annotations was difficult when the annotation width reached the edge of the page.
  • #I795012, #I789583 - Resolved an issue where annotation toolbar property items were not hiding properly when toolbarSettings was applied.
  • F197872 - Resolved an issue where the Add Initial option did not hide when configured through the handWrittenSignatureSettings API.
  • #I792605 - Resolved an issue where organize PDF would get stuck when loading a large document, causing the page to become unresponsive.

.NET MAUI PDF Viewer

Bug Fixes

  • #I790631 - The exceptions System.ArgumentOutOfRangeException and System.InvalidOperationException no longer occur when scrolling a specific PDF in the PDF Viewer on Android.

DOCX Editor

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

Bug Fixes

#794438 - Fixed system frozen after importing the document.
#784675 - Resolved script error occurring when double-clicking and deleting the bookmarked word.
#786777 - Resolved the alignment issue after moving content to next page
#786596 - Resolved text in the header does not get ignored on the first attempt
#781721 - Resolved list format issue in table.
#784296 - Resolved the text inserted outside the bookmarks when moving the cursor
#784718 - Resolved the spell check ignore and ignore All issue when select Ctrl+A
#789254 - Resolved the table layout issue when modify the cells preferred width using the selection cell format API
#784719 - Resolved the undo issue on newly added error word

Blazor DOCX Editor

Bug Fixes

#794438 - Fixed system frozen after importing the document.
#784675 - Resolved script error occurring when double-clicking and deleting the bookmarked word.
#786777 - Resolved the alignment issue after moving content to next page
#786596 - Resolved text in the header does not get ignored on the first attempt
#781721 - Resolved list format issue in table.
#784296 - Resolved the text inserted outside the bookmarks when moving the cursor
#784718 - Resolved the spell check ignore and ignore All issue when select Ctrl+A
#789254 - Resolved the table layout issue when modify the cells preferred width using the selection cell format API
#784719 - Resolved the undo issue on newly added error word

Spreadsheet Editor

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

Bug Fixes

  • #I787911 - Issue with “left border not applied properly in the merged cells during scrolling” has been resolved.
  • #I998364 - Issue with “the value being pasted repeatedly during cut-and-paste operations in multi-range selections” has been resolved.
  • #I795407 - Issue with “top borders being applied incorrectly when the adjacent cell above is a merged cell” has been resolved.
  • #I795505 - Issue with “bullet points not displaying when pasting tables from PowerPoint into the Spreadsheet due to negative text-indent values” has been resolved.

PDF Library

JavaScript Library

Bug Fixes

  • Resolved an issue where shape annotations were not properly redacted during the redaction process.
  • Fixed an issue where radio button field were not visible in adobe acrobat.

Test Results

Component Name Platform Test Cases Passed Failed Remarks
Calculate Library .NET 145 145 0 All Passed
DOCX Editor Blazor 1975 1975 0 All Passed
DOCX Editor Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 5023 5023 0 All Passed
Excel Library .NET 37869 37869 0 All Passed
Metafile Renderer .NET 863 863 0 All Passed
PDF Library .NET 13737 13737 0 All Passed
PDF Viewer Blazor 14837 14837 0 All Passed
PDF Viewer Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 19374 19374 0 All Passed
PDF Viewer .NET MAUI 14684 14684 0 All Passed
PDF Viewer Windows Forms 207 207 0 All Passed
PDF Viewer WPF 2998 2998 0 All Passed
PowerPoint Library .NET 54520 54520 0 All Passed
Spreadsheet Blazor 2868 2868 0 All Passed
Spreadsheet Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 10446 10446 0 All Passed
Spreadsheet WPF 2697 2697 0 All Passed
Word Library .NET 40270 40270 0 All Passed
Word Library Java 4079 4079 0 All Passed