From: eching Date: 2006-12-22T03:40:05+09:00 Subject: Re: WEBrick and swf files > It would help to see full set of headers (you can use LiveHTTPHeaders > or Firebug extesnions for that), but I have a wild idea: can you try > to rename your swf from > hello.lzx.swf to, say hello-lzx.swf maybe something along the path thinks that > lzx is extension of the file, not .swf.... Renaming the file worked. I also cleared the browser's cache and the original file name works as well. Thanks for the response.