RadControls for ASP.NET AJAX
In very rare cases the fileinputs and Select/Browse button do not show up at all in IE6,
7 and 8 as demonstrated in the image below. In fact the issue is a bug in IE6, 7 and 8 where
the opacity filter is implemented as an ActiveX control and it gets buggy in case there are
more strict security rules applied.
Unfortunately we could not reproduce the issue locally but we could manage to come up with
several workaround with the greatly appreciated help of our customers.
The first and the easiest one you could try is to set the EnableFileInputSkinning property
of the RadUpload to false:
The second one is simply to add the following css styles to the page that contains the
RadUpload control:
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Please note that if you encounter this issue it is possible that none of the above solutions
work for your case since we are still investigating the actual cause and the needed solution.
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