Essential Studio® for Document Processing - v32.2.9 Release Notes

v32.2.9
March 10, 2026
Test Results: 230256 Success , 0 Failure

PDF Library

.NET PDF Library

Bug Fixes

  • I815362 - Resolved an issue that caused a KeyNotFoundException when flattening PDF form fields.
  • I814439 - Fixed an issue where PDF documents became corrupted after calling DrawPdfTemplate.
  • I812130 - Fixed an issue where text was not properly redacted in certain PDF files.
  • I801826 - Resolved the issue where the flattened annotation was placed incorrectly in the PDF.
  • I816541 - Resolved an issue where the XMP ConformanceLevel displayed underscores instead of the expected space-separated label.
  • I803344 - Resolved an issue where annotation bounds were incorrect during document flattening.

JavaScript PDF Library

Bug Fixes

  • I816604 - Resolved an issue where the stamp annotation appearance was not correctly retained when the PDF was saved multiple times.
  • I811369 - Fixed an issue where newly created stamp annotations based on existing data returned incorrect bounds.

Word Library

.NET Word Library

Bug Fixes

  • I815164 - The ArgumentException will no longer thrown when saving a DOCX document that contains a comment in a text box.
  • I812828 - Table cell width is now preserved correctly when converting a DOCX document to PDF.
  • I814795 - Multi-level list numbering with Unicode level text is now preserved correctly during RTF-to-DOCX conversion.
  • I812428 - Hindi text with Zero Width Joiner character will now be preserved properly while converting Word to PDF.
  • I812057 - Pagination issue will no longer occurs due to right indented paragraph and floating table while converting Word to PDF.
  • I814626 - Group shape with Keep with Next tag will now be preserved properly while converting Word to PDF.

Excel Library

.NET Excel Library

Bug Fixes

  • #I813774 - Hyperlink range is now preserved correctly when inserting or deleting columns in Excel documents.
  • #I811233 - Formulas are now preserved correctly when a specific range reference is shifted relative to the overall range.
  • Value axis tick marks now render inside when configured as inside for all charts.

PDF Viewer

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

Bug Fixes

  • #I810308 - Fixed an issue where grouped radio buttons did not update their selected state correctly during interaction.
  • #I810736 - Resolved a script error that occurred when annotation comments were edited programmatically after the annotation was locked.
  • #I813442 - Fixed an issue where the Angular Material Dialog was not properly disposed after closing when the PDF Viewer was used inside it.
  • #I813892 - Resolved an issue where exportAsImages returned empty or invalid image data when exporting after loading a second password-protected document.

.NET MAUI PDF Viewer

Bug Fixes

  • #I814358 - The Undo icon now functions correctly when annotations are imported.
  • #I817078 - The creation timestamp of imported annotations is now retained after opening the comments panel.

WPF PDF Viewer

Bug Fixes

  • I813313 - Signature field tooltip now appeared properly in WPF PDF Viewer.

DOCX Editor

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

Bug Fixes

#I806009 - Resolved an issue of table cell height misapplied causing extra page.
#I808481 - Fixed a problem layout shifts and the content becomes misaligned.
#I807286 - Table content now removed properly when reverse‑selecting cells and pressing Delete/Backspace.
#I795176 - Resolved an issue text inside the Shape is getting distorted and moving out of the shapes.

DOCX Editor

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

Bug Fixes

#I806009 - Resolved an issue of table cell height misapplied causing extra page.
#I808481 - Fixed a problem layout shifts and the content becomes misaligned.
#I807286 - Table content now removed properly when reverse‑selecting cells and pressing Delete/Backspace.
#I795176 - Resolved an issue text inside the Shape is getting distorted and moving out of the shapes.

Spreadsheet Editor

Blazor Spreadsheet Editor

Bug Fixes

  • #FB72768 - Enhanced editing responsiveness in the Blazor Spreadsheet for WebAssembly (WASM), resolving noticeable delays when modifying cell values.

    Performance Benchmark Comparison

    Scenario Performance Gain
    Normal cells 20% faster
    Text wrap + Number formatting cells 62% faster

Test Results

Component Name Platform Test Cases Passed Failed Remarks
Calculate Library .NET 145 145 0 All Passed
DOCX Editor Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 5177 5177 0 All Passed
DOCX Editor Blazor 1975 1975 0 All Passed
Excel Library .NET 37923 37923 0 All Passed
Metafile Renderer .NET 897 897 0 All Passed
PDF Library .NET 13832 13832 0 All Passed
PDF Viewer .NET MAUI 15368 15368 0 All Passed
PDF Viewer Blazor 15310 15310 0 All Passed
PDF Viewer Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 19851 19851 0 All Passed
PDF Viewer Windows Forms 209 209 0 All Passed
PDF Viewer WPF 3040 3040 0 All Passed
PowerPoint Library .NET 54541 54541 0 All Passed
Spreadsheet WPF 2715 2715 0 All Passed
Spreadsheet Blazor 3970 3970 0 All Passed
Spreadsheet Web(Javascript, Angular, React, Vue, ASP.NET Core & MVC) 10800 10800 0 All Passed
Word Library .NET 40424 40424 0 All Passed
Word Library Java 4079 4079 0 All Passed