They are getting this error -
“PowerPoint was unable to display some of the text, images or objects on the slides in the file, “ Summary Report .pptx”
Some of our users who have only PowerPoint 2007 installed on the system see some blank slides when opening the Report slides using rendering extention 'pptx'.
This can be replicated using the following steps:
1. Pre-Requisite: The user has only Office 2007 / PowerPoint 2007 installed on their system.
2. Run the SSRS Report using Report Manager/ Report viewer
3. Select rendering Extention 'pptx' in Export Options dropdown box
4. Choose option 'Open' in 'File Download' option window