TX Text Control .NET Server for ASP.NET Releases

Text ControlDocument & Image Tools.NETJavaScript
Version 34.0 SP4 (May 20, 2026)(1)

Learn what's new across releases, with details of features, enhancements, and resolved issues.

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TX Text Control .NET Server for ASP.NET 34.0 SP4May 20, 2026
Fixes
  • Text Filters
    • PDF: Textframe with table and image in header causes 01-1D09 in Linux.
    • PDF: Document with styles (structLevel > 6) causes crash with 01-1D09.
    • 01-1D03 error when saving the document as DOCX.
    • PDF: Saving document with list and content in footer or header causes error 01-1D09.
    • DOCX import: Document with two Content Control checkboxes causes 01-1D09.
    • Single quote character ' is not saved in HTML in Linux.
    • PDF export: image loses user defined aspect ratio.
    • Error 01-1D09 on save to PDF for numbered lists mixed with paragraphs without list levels.
    • XRechnung PDF documents are invalid in TX34.
    • PDF Export: Form Fields are shown twice when selected.
    • Signature fields outside first/last paragraph are invisible in exported PDF.
    • HTML import: SVG tags are not imported correctly.
  • Web Editor
    • ArgumentException in TX Service Log when connecting with TXTextControl.Web.Blazor.DocumentEditor.
    • Web Editor / Sync Service: Possible NullReferenceException in case of invalid culture.
TX Text Control .NET Server for ASP.NET 34.0 SP3Mar 5, 2026
Fixes
  • Text Filters
    • Saving a document as PDF or PDF/A does not work in Linux.
TX Text Control .NET Server for ASP.NET 34.0 SP2Feb 18, 2026
Fixes
  • Tables
    • TableRow.setMinimumHeight awaits a parameter of type boolean.
  • Web Editor
    • Measurement units in the HTML5 web ribbon are not localized.
    • TXSpell necessary for Text Control service when deploying to App Service (Windows).
    • Web.Server.Core calls Web.Server.Core.Process using an unqualified "dotnet" which uses the 32bit version on App Services (Windows).
    • Dialogs are not closed when removeFromDom is being called from an Editor within a partial page.
  • Barcode
    • Barcode height increases and text size decreases in relation to number of characters.
  • Track Changes
    • SelectionFormField as tracked change shows different value within properties.
  • Text Filters
    • Malformed list causes 01-1D09 error on PDF Export.
    • Saving and loading a DOCX results in endless loop.
    • Checkbox form fields are not saved in PDFA.
    • Error 01-1D09 when saving document with Unicode characters as PDF.
    • Charts are being included in low resolution in PDF documents.
    • Mixing a list with a normal paragraph causes 01-1D09 when saving to PDF.
    • Error 01-1D09 if document with TextFrame is saved as PDF.
    • Error 1D09 when saving PDF/A that contains malformed table (table header).
    • PDF/A Export: Saving an invalid link throws (1-1D09).
    • Error 01-1D09 is thrown if colored text is saved to HTML format on Linux (WSL).
  • Resources
    • TextControl.resx contains duplicate lines.
    • Outer table border missing in DOCX.
    • When loading a docx file into TX it throws 01-2415.
  • Mail Merge
    • MailMerge: Merged images in merge blocks are deleted when RemoveEmptyImages is true.
  • File IO
    • PDF: Links in numbered or bulleted lists are not placed inside the L tag in the tag structure.
  • Footnotes
    • Footnotes are null within TextPartCollection.
  • Documentation
    • JavaScript API: Incorrect spelling in isCommonParagraphFormatValueSelected Method.
  • Text Fields
    • Image in header is cut off when saved as PDF.