hi. i use Spire.Office 6.4.4
Then, I checked the contents of the patch.
Bug SPIREPPT-1537 Fixes the issue that the application threw the error "System.IndexOutOfRangeException" when loading PPT files
However, the same problem occurs with the attached document.
The file is large, and it is delivered via a Google link.
https://drive.google.com/folderview?id= ... Qql7q1D_xV
check plz.
thank you