Dear Roj,
I have been able to reproduce the issue as specified by you and it seems to be an inconsistency in Aspose.Slides for .NET. An issue with ID 19724 has been added in our issue tracking system to further investigate and resolve the problem. This thread has also been linked with the issue, so that you may be automatically notified, once the issue is resolved.
We are sorry for your inconvenience,
Mudassir Fayyaz
Support Developer
Aspose Sialkot Team
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