Consider the following scenario:
You use a Windows Store app to open a PDF file from a URL. Additionally, the Windows Store app uses the Windows.Storage.Streams.RandomAccessStreamReference class.
You wait for 30 seconds, and then you scroll through the pages of the PDF file.
In this scenario, after you view some of the pages in the PDF file, the remaining pages may be blank.
To resolve this issue, install update rollup 2975719. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2975719 August 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the Windows.Storage.Streams.RandomAccessStreamReference class, go to the following Microsoft website:
General information about the Windows.Storage.Streams.RandomAccessStreamReference classFor more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates