Microsoft made a lot of changes in Internet Explorer 9, both in how it handles web standards (big improvements!) and how it handles Javascript. However, after the IE9 began rolling out, clients began calling and complaining that they could no longer upload images or files on their Drupal sites.
Strange, because to us, everything was working just fine and since we use Firefox and/or Chrome here in our office, the IE9 update was just a passing blip on the radar. But after walkingwe finally narrowed the prob
Which gives a lesson we need to reminded of over and over again. The first question with any web problem should be: What browser are you using?
Anyway, here is the quick and dirty fix for the problem. You need to make IE9 think it is really IE8 and then everything works fine again.
Solution #1: Meta Tag
Insert the following meta tag into your template file, probably page.tpl.php.