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Troubleshooting playback issues

KBA10587

Versions: 4.0, 4.1, 4.1.1, 4.2, 4.3, 5.0, 5.0.1, 5.0.3, 5.0.4, 5.0.5, 5.1, 5.2, 5.3

Last Reviewed: 01/05/2010

Issue:

If you are having trouble viewing a presentation and have verified all playback requirements have been met, follow the tips for troubleshooting Windows, Mac, and Firefox playback issues described in this article.

Solution(s):

Troubleshooting Windows playback issues


Verify Windows Media Player and Internet Explorer settings are correct


If you are having trouble viewing a presentation on a Windows computer:

  • Verify the Windows Media Player settings are correct following the instructions described in
    KBA10594.

  • Verify the Internet Explorer settings are correct following the instructions described in
    KBA10593.



Additional troubleshooting tips


If you are still having problems viewing your presentations, check out the following knowledge base articles:

  • KBA10495: Internet Explorer browser settings that affect the ability to view presentations

  • KBA10567: Player Load Error when attempting to view a presentation

  • KBA10530: Error: Operation Aborted when trying to view a presentation (IE, Windows)

  • KBA10527: Presentation has no audio during playback


Troubleshooting Mac playback issues


If you are having trouble viewing a presentation on a Mac OS X, check out the following knowledge base articles:

  • KBA01083: Requirements for viewing a Mediasite presentation on the Mac

  • KBA10536: Playback problems in Firefox 3 on Mac OS X


Note: If Silverlight is not detected on your Mac, you will be automatically prompted to install
Silverlight when viewing a presentation. Silverlight only needs to be installed once. For assistance
with installing Silverlight, please consult Microsoft's site.



Troubleshooting Firefox playback issues


You can use Firefox to view presentations on Windows, Mac OS, and Linux computers. Please note that to playback a Mediasite presentation in Firefox, you must have installed the Active-X Plug-in you were prompted to download when you first opened the presentation. Otherwise, the presentation will not play.
There are a few known issues when viewing presentations using the Firefox web browser. These issues and their resolutions are addressed below:

  • KBA10536: Playback problems in Firefox 3 on Mac OS X

  • KBA10575: No video in Firefox when Adblock Plus is installed

  • KBA10583: No video when viewing presentation in Firefox 3.0.6


Need more help?


If you continue to have problems with playback after going through the suggestions above, please see
this page for more knowledge base articles that address specific problems.

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