URLrewrite Error: Conf failed to load

[VenkataPrasad Regula]

As I am running my spring web flow application , I am getting the
following error. Could someone help me comeout od this. I am not good
at regexp. I am pasting my urlrewrite.xml file below the errors.
Thanks in advance.

Jun 29, 2011 1:51:00 PM org.apache.catalina.core.ApplicationContext
log
INFO: org.tuckey.web.filters.urlrewrite.Rule ERROR: Rule Rule 1 had
error: from (/**) is an invalid regular expression - Dangling meta
character '*' near index 2
/**
^
Jun 29, 2011 1:51:00 PM org.apache.catalina.core.ApplicationContext
log
INFO: org.tuckey.web.filters.urlrewrite.RuleBase ERROR: from (/**) is
an invalid regular expression - Dangling meta character '*' near index
2
/**
^
Jun 29, 2011 1:51:00 PM org.apache.catalina.core.ApplicationContext
log
INFO: org.tuckey.web.filters.urlrewrite.OutboundRule ERROR: Outbound
Rule Outbound Rule 0 had error: from (/app/**) is an invalid regular
expression - Dangling meta character '*' near index 6
/app/**
^
Jun 29, 2011 1:51:00 PM org.apache.catalina.core.ApplicationContext
log
INFO: org.tuckey.web.filters.urlrewrite.RuleBase ERROR: from (/app/**)
is an invalid regular expression - Dangling meta character '*' near
index 6
/app/**
^
Jun 29, 2011 1:51:00 PM org.apache.catalina.core.ApplicationContext
log
INFO: org.tuckey.web.filters.urlrewrite.UrlRewriteFilter ERROR: Conf
failed to load

My urlrewrite.xml file is as below.

<?xml version="1.0" encoding="utf-8"?>

<!--
<!DOCTYPE urlrewrite PUBLIC "-//tuckey.org//DTD UrlRewrite 3.2//EN"
"http://tuckey.org/res/dtds/
urlrewrite3.2.dtd">
-->
<!DOCTYPE urlrewrite PUBLIC "-//tuckey.org//DTD UrlRewrite 3.2//EN"
"/home/rmvprasad/eclipse_programs/
sample_programs/webflow/FirstWebFlow/src/main/webapp/WEB-INF/
urlrewrite3.2.dtd">

<urlrewrite default-match-type="wildcard">
<rule>
<from>/</from>
<to>/app/welcome</to>
</rule>
<rule>
<from>/**</from>
<to>/app/$1</to>
</rule>
<outbound-rule>
<from>/app/**</from>
<to>/$1</to>
</outbound-rule>
</urlrewrite>

[Wim De Smet]

It seems like the match type set on the root element is being ignored
for some reason. Try if it works if you set it explicitly on the
rules, i.e.:
<rule match-type="wildcard">
...

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