Open-XML-SDK
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dotnet
Open XML SDK by Microsoft
Add support for reading sensitivity labelled documents. As of today if document is labelled by sensitivity then openXML does not work. Also there is no workaround DLLs other than interop...
When upgrading to .NET 8 toolchain (#1554), the AOT builds started failing and need to be investigated
**Describe the bug** I'm using OpenXML SDK to disable font embedding and remove all FontParts in a presentation. Saving the document isn't resulting in `[Content_Types].xml` getting updated even though no...
**Description** `PresentationDocument.Save()` doesn't apply changes that are deleting presentation sections. It works if I call `doc.Close()` _(check Repro)_, but I don't wanna close presentation before `mStream.ToArray()`. Looks like `PresentationDocument.Save()` doesn't...
We recently had to add XLSX comment functionality to our project. My starting example was [the Threaded Comments sample](https://github.com/dotnet/Open-XML-SDK/blob/main/samples/ThreadedCommentExample/Program.cs) which I finally managed to adapt, but it was a rather...
**Description** `OpenXmlValidator.Validate()` finds errors in valid presentation. When I say **valid** presentation, I mean PowerPoint app doesn't complain. **Repro** [test.pptx](https://github.com/OfficeDev/Open-XML-SDK/files/9852881/test.pptx) ```c# var pres = PresentationDocument.Open("test.pptx", false); var validator = new...
In .NET Core 2 console application ([ConsoleApp1.zip](https://github.com/OfficeDev/Open-XML-SDK/files/1309342/ConsoleApp1.zip)) writing a large Excel file stops with the following error: System.IO.IOException: Stream was too long. at System.IO.MemoryStream.Write(Byte[] buffer, Int32 offset, Int32 count) at...
ISSUE DISCRIPTION This error occurs when trying to export a large Excel file using the DocumentFormat.OpenXml.dll library, version 2.5.5631.0. For small files the export works. The application is developed using...
This is a placeholder issue as we revamp some of the docs to identify APIs we should add to better handle common cases that are exposed by nullability analysis. There...