Method not found error

Cant work out why I am getting this error
The method getLatestThreads was not found in component forum.cfc.
Calling it from rss.cfm
<cfset data = application.forum.getLatestThreads(forumid=url.forumid)>

<cffunction name="getLatestThreads" access="public" returnType="query" output="false"
hint="Retrieve the last 20 posts to any threads in forums in this forum.">
<cfargument name="forumid" type="uuid" required="true">
<cfset var qLatestThreads = "">

<cfquery name="qLatestThreads" datasource="#variables.dsn#">
<cfif variables.dbtype is "oracle">
select * from (
</cfif>
select
<cfif not listFindNoCase("mysql,oracle",variables.dbtype)>
top 20
</cfif>
#variables.tableprefix#messages.title, #variables.tableprefix#threads.name as thread,
#variables.tableprefix#messages.posted, #variables.tableprefix#users.username,
#variables.tableprefix#messages.threadidfk as threadid,
#variables.tableprefix#messages.body,
#variables.tableprefix#threads.forumidfk,
#variables.tableprefix#forums.conferenceidfk
from #variables.tableprefix#messages, #variables.tableprefix#threads, #variables.tableprefix#users, #variables.tableprefix#forums
where #variables.tableprefix#messages.threadidfk = #variables.tableprefix#threads.id
and #variables.tableprefix#messages.useridfk = #variables.tableprefix#users.id
and #variables.tableprefix#threads.forumidfk = <cfqueryparam value="#arguments.forumid#" cfsqltype="CF_SQL_VARCHAR" maxlength="35">
and #variables.tableprefix#forums.conferenceidfk = #variables.tableprefix#conferences.id
order by #variables.tableprefix#messages.posted desc
<cfif variables.dbtype is "mysql">
limit 20
<cfelseif variables.dbtype is "oracle">
) where rownum <= 20
</cfif>
</cfquery>

<cfreturn qLatestThreads>
</cffunction>

If you cfdump the application.forum CFC, I assume you will not see the method. If the CFC is created at app startup and cached in the application scope, you'd need to refresh the app or restart CF for any changes to be picked up.