Spire.Office 5.12.0

Spire.Office 5.12.0 is released

We are happy to announce the release of Spire.Office 5.12.0. This version mainly fixes the issues occurred in the process of operating PPT. For example, Spire.Presentation enhances the conversion from PPT to PDF. More details are listed as below.

In this version, the most recent versions of Spire.Doc, Spire.PDF, Spire.XLS, Spire.Presentation, Spire.Email, Spire.DocViewer, Spire.PDFViewer, Spire.Spreadsheet, Spire.OfficeViewer, Spire.DataExport, Spire.Barcode are included.

Dll versions:

  • Spire.Doc.dll v8.11.16.
  • Spire.Pdf.dll v6.11.12.
  • Spire.XLS.dll v10.11.7.
  • Spire.Email.dll v3.9.1.
  • Spire.DocViewer.Forms.dll v5.1.1.
  • Spire.PdfViewer.Forms.dll v5.11.2.
  • Spire.PdfViewer.Asp.dll v5.11.2.
  • Spire.Presentation.dll v5.11.4.
  • Spire.Spreadsheet v4.10.1.
  • Spire.OfficeViewer.Forms.dll v5.12.0.
  • Spire.Barcode.dll v4.11.0.
  • Spire.DataExport.dll v4.1.9.
  • Spire.DataExport.ResourceMgr.dll v2.1.0.
  • Spire.License.dll v1.3.8
Click the link to get the version Spire.Office 5.12.0:
More information of Spire.Office new release or hotfix:

Here is a list of changes made in this release


Category ID Description
Fixes the issue that it threw an unknown error when clicking OLE object of the result PPTX file that was embedded PDF, Image OLE.
Fixes the issue that the application threw System.NullReferenceException when converting PPT to PDF.