Hello : The bind meta no reponse , while conferencing . <extension name="nb_conferences"> <condition field="destination_number" expression="^(30\d{2})$"> <action application="answer"/> <!--<action application="send_display" data="8k Conference $1"/>--> <action application="bind_meta_app" data="4 b s javascript::calltest.js"/> <action application="conference" data="$1@default"/> </condition> </extension> Where is my bind meta syntax wrong ? thanks !