Released: Feb 3, 2026
25.2.4 での更新項目
不具合の修正
Digital Signature API
- DocumentSigner throws the "Invalid provider type specified" exception on an attempt to sign a document with an RSA key that uses CNG Key Storage Provider under .NET Framework.
PDF Document API
- NullReferenceException is thrown when the PdfDocumentProcessor.AppendDocument method is called.
- PDF Document API - "Input data is not recognized as valid PDF" exception is thrown when saving or appending a document.
- PDF Document API - "The operation is not supported in PdfCompatibility.PdfA1b compatibility mode" error occurs when multiple PDF/A-1b documents are merged.
- PDF Document API - Document content can't be edited when CertificationLevel is set to PdfCertificationLevel.FillForms or PdfCertificationLevel.FillFormsAndAnnotate.
- PDF Document API - PDF Page Layout set to Single Page changes to Default when saved.
- PDF Document API - Text lines that contain bold text and emojis don't use the bold font.
- PdfDocumentSigner - GetPdfPkcs7Signature method throws an exception.
- Word Processing Document API - Images are missing in the resulting PDF when exporting a DOCX document that contains EMF images on Linux.
Spreadsheet Document API
- DocumentSigner throws the "Invalid provider type specified" exception on an attempt to sign a document with an RSA key that uses CNG Key Storage Provider under .NET Framework.
- Free floating shapes change their size with columns during autofit operations.
- Spreadsheet Document API - Dynamic array formulas are copied as normal formulas on copying a worksheet to a new workbook.
- XtraSpreadsheet - Rotated Shapes are shifted when exporting to HTML.
Word Processing Document API
- Document templates (.dot) with hyperlinks cannot be parsed.
- DocumentSigner throws the "Invalid provider type specified" exception on an attempt to sign a document with an RSA key that uses CNG Key Storage Provider under .NET Framework.
- Documents converted to PDF by the Skia rendering engine have incorrect table layouts.
- ODT documents have incorrect layouts when using exotic fonts.
- Online demo creates an infinite loop on converting certain documents to PDF.
- Word Processing Document API - Image position is calculated incorrectly when the image's shadow parameters are set to specific values.
- Word Processing Document API - Saved document is corrupted when using .NET Core.
Zip Compression and Archive API
- ZipArchive cannot open archives with specific files inside.
