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Essential Studio® for Document Processing - v33.2.15 Release Notes

v33.2.15
June 23, 2026
Test Results: 236007 Success , 0 Failure

PDF Library

.NET PDF Library

Bug Fixes

  • #I846660 - Fixed an issue where a null exception occurred because LoadedDocument.Actions.BeforeClose.JavaScript was not retained after saving the document.
  • #I844201 - Resolved an issue where the document content was shrinking unexpectedly.

JavaScript PDF Library

Bug Fixes

  • #I843514 - Resolved an issue where blank pages were generated when importing a specified page range from a PDF document.
  • #I843495 - Fixed an issue with incorrect export values for grouped checkboxes.

Word Library

.NET Word Library

Bug Fixes

  • I848304 - Deletion text inside a table will be now preserved properly while converting Word to PDF.
  • I844534 - Images are now positioned properly inside a center-aligned table cell while converting a Word document to PDF.
  • I841998 - Page break followed by continuous section break will be applied properly while converting Word to PDF.
  • I845908 - Table rows with hidden cells will be preserved properly during RTF to PDF conversion.
  • I837949 - Script Bold Pro font text will be preserved properly in Linux Environment during DOCX to PDF.
  • I847123 - Line spacing will be now applied properly for text inside table while converting Word to PDF.

PowerPoint Library

.NET PowerPoint Library

Bug Fixes

  • I845096 - PowerPoint Presentation with SVG images will no longer be corrupted while clone and merge.
  • The OverflowException will no longer be thrown when clone and merge a PPTX slide with improper Slide ID.

PDF Viewer

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

Bug Fixes

  • #I841310 - Resolved an issue where the Organize PDF dialog did not close after organizing large PDF documents.
  • #I843473 - Fixed a script error that occurred when updating the isAnnotationToolbarVisible API before the document was loaded.
  • #I847238 - Resolved an issue where a script error occurred when saving the PDF document after deleting a signature from the Signature Field.
  • #I844885 - Fixed an issue where the hyperlink position was incorrect for rotated documents.

Blazor PDF Viewer

Bug Fixes

  • #I845798 - Fixed an issue where GetDocumentAsync API returns null after NavigationLock is used to prevent the navigation

DOCX Editor

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

Bug Fixes

#I842384 - Fixed text overlap when deleting or backspacing selected text across two paragraphs.
#I840084 - Fixed an issue where document loading events were not triggered on failure.
#I844778 - Resolved an issue where rendering failed with an error and skipped content after page two.
#I843084 - Corrected incorrect text selection offsets after multiple undo/redo actions.
#I838388 - Fixed an issue where an extra line was added when selecting text from the document.
#I845979 - Resolved content overlap when pasting SFDT inside a table.
#I844389 - Fixed an issue where Track Changes caused the application to freeze after cutting a backward selection.

Spreadsheet Editor

Blazor Spreadsheet Editor

Bug Fixes

  • #F74471 - Fixed an issue where the Blazor Spreadsheet height did not properly recalculate during browser window resize.

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 14107 14107 0 All Passed
PDF Viewer .NET MAUI 15368 15368 0 All Passed
PDF Viewer Blazor 16552 16552 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 54547 54547 0 All Passed
Spreadsheet WPF 2717 2717 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
Word Library .NET 41176 41176 0 All Passed
Word Library Java 4079 4079 0 All Passed