Today we tried to access our ASP.NET app via Android HTC Dream and it failed with the error: “Invalid Use of Response Filter” and references to GZip.

Every other browser, including iPhone and Palm Pre, along with all the standard PC/Mac browsers, work fine.

Any idea why I might be getting the error?

I found this reference at:,category,AJAX.aspx

After doing this I received an “Invalid use of response filter” exception (more info at which turns out to be because my host already implements httpCompression, but disabling the blowery handler sorted it out.

We are running blower.Web.HttpCompress.dll 11/18/07 V. and blowery.Web.HttpCompress.xml at 10/22/07.

Our web.config is like this:

Thanks for any advice you can give me.