Don't see preview in preview pane. It shows symbols instead. SW 2011/ 64 , Windows 7
Is this set in tools>options>system options?
Show thumbnail graphics in Windows Explorer.
Others are having the same issue. Check out this thread.
Check your Windows Explorer settings. Specifically in the Tools menu, 'Folder Options', 'View' tab. Then DE-select the "Always show icons, never thumbnails". It's near the top of the check boxes.
This worked for me.
I had this problem running Internet Explorer 10. Microsoft apparently stopped supporting SVG images after IE9. I uninstalled IE10 and installed an older version of IE. Fixed the problem.
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