Release History

Progress® Telerik® Document Processing 2026.1.304

March 4, 2026

What's New

Dependencies

• Telerik Licensing minimal required version is updated to 1.7.0.

PdfProcessing

NEW

• PdfStreamWriter: Applied encoding filter from StreamCompression setting when exporting XObject.
• Introduced optimization of the export of objects with the same stream.

FIXED

• A NullReferenceException when opening a document with a CFF Type1 font.
• ArgumentException is thrown when specific OperatorDescriptor is missing.
• High memory consumption when importing a document with many Path elements.
• ArgumentNullException: 'Value cannot be null. (Parameter 'source')' when importing a document which structure tree contains null or empty child elements.
• A StackOverflowException is thrown with a specific document containing StructureTree.

SpreadProcessing

FIXED

• Adding a new worksheet to an existing workbook in a GridViewSpreadExport scenario, causes corrupted output.

ZipLibrary

NEW

• Added cleanup of password in AES encryptor when it is no longer necessary.