+1 I have the same issue.<div><br></div><div>I have a GET request that contains url encoded data like: Stuff%20-%20Other (translated to "Stuff - Other"). In rails3.1 this crashes with &nbsp;invalid %-encoding &nbsp; rack (1.3.2) lib/rack/backports/uri/common.rb:67:in `decode_www_form_component'<br></div><div><br></div><div>It's quite a nasty bug.&nbsp;</div>