WDDX packet parse error at line 1, column 1. Content is not allowed in prolog..

We have a CFC page that was working fine before moving to CF9 from CF8.  Any ideas on why it is no longer working?  It is not processing at all now - just giving us this error.

<cfcomponent displayname="Checks For Email Address" output="true" hint="Checks for an Existing Email">

               <cffunction access="remote" name="CheckInData" returntype="boolean" description="Checks Email and Returns True if Email Address Exists" hint="Checks Email and Returns True if Email Address Exists">

               <cfargument name="Email_Check" type="string" required="true"/>

               <cfquery name="data" datasource="datasource" dbtype="OLEDB">

            SELECT                 

                              Email

            FROM                    

                              EmailTable

            WHERE

                              Email=<cfqueryparam value="#Trim(arguments.Email_Check)#" cfsqltype="cf_sql_varchar" />

            AND

                              Company_ID='#company_ID#'

        </cfquery>

        <cfif data.RecordCount EQ 0>

               <cfreturn false>

        <cfelse>

               <cfreturn true>

        </cfif>

    </cffunction>