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From Timothy Bish <>
Subject RE: java.lang.NoClassDefFoundError: org/apache/commons/httpclient/HttpMethod
Date Sat, 21 May 2011 19:16:53 GMT
The activemq-optional jar is in the directory named optional under the
lib dir, so ${activemq-base}/lib/optional/activemq-optional-5.5.0.jar.
You should find everything you need in that folder.


On Sat, 2011-05-21 at 15:06 -0400, Michael wrote:
> You know someone else that answered my post mentioned activemq-optional.  No
> JAR file with that name was included with my download of ActiveMQ 5.5.0.
> Can you tell me where I can get it?  I've looked in a few places and can't
> seem to find one anywhere.
> I also have a question about your comment on the commons-httpclient.  As you
> can see from my original email I'm including httpclient-4.1.1.jar.  I
> thought this would do the trick.  The reason I thought this is because when
> I looked on the Apache commons site it stated that the commons project was
> replaced by the components project.  It appeared to me that this was the
> place to get the httpclient JAR I needed.  One response seemed to indicate
> that if I used the activemq-optional JAR I would not need
> commons-httpclient.  Do you know if that is the case?
> Is there someplace where an exact list of JARs needed is clearly spelled
> out?  The ActiveMQ web site page that contains the list of Required and
> Optional JARs is not very clear!
> Thank you.

Tim Bish
Twitter: tabish121

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