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From Joe Orton <>
Subject Re: [users@httpd] Problem with mod_deflate
Date Tue, 14 Dec 2004 12:18:04 GMT
On Mon, Dec 13, 2004 at 10:48:46PM -0600, Willingham, Shaun wrote:
> I isolated the problem to mod_deflate. Apparently compressed binaries
> don't like being compressed a second time. Alright, makes sense - I
> thought I'd just add a filter to my httpd.conf to not compress .zip, .exe,
> .pdf, etc. This didn't work.
> I upgraded to Apache 2.0.52 and updated the zlib lib to 1.2.1. Now when I
> run apache while loading mod_deflate, I get this error:

Upgrading zlib won't help, you just need to configure mod_deflate more
carefully, for instance to only compress text/html content:

> Syntax error on line 266 of /usr/local/apache/conf/httpd.conf:
> Cannot load /usr/local/apache/modules/ into server:
> /usr/local/apache/modules/ undefined symbol: deflate

This is typically a problem when you don't build zlib as a shared
library, e.g.


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