xAjax return working in localhost but don't working in server

[zozii]

Server:Error description XML on firebug:XML Parsing Error: XML or text declaration not at start of entity Location: moz-nullprincipal:{50de7553-b832-46a6-90ac-01f7dbbdec8f} Line Number 2, Column 1:Response firebug:\[code\]<?xml version="1.0" encoding="utf-8" ?><xjx><cmd n="js"><![CDATA[obterGrupoDeTagsServer(eval({"status":0,"dados":[{"id":"7359658","nome":"cama"},{"id":"7244518","nome":"Cama solteiro"},{"id":"7563741","nome":"CASA TEMA"},{"id":"7563740","nome":"CASA TEMA"},{"id":"7004638","nome":"Cor"},{"id":"7282609","nome":"eletronicis"},{"id":"7282611","nome":"eletronicis"},{"id":"7282262","nome":"Novo"},{"id":"7032755","nome":"Tipo de aparelho"},{"id":"6973109","nome":"tipo de produto"}]}))]]></cmd></xjx>\[/code\]Localhost:XML on firebug:\[code\]<xjx><cmd n="js">consultaEvolucaoFaturamentoServer(eval({"status":0,"dados":[{"periodo":"Fev de 2013","valor":50940},{"periodo":"Mar de 2013","valor":6789.92}]}))</cmd></xjx>\[/code\]Response firebug:\[code\]<?xml version="1.0" encoding="utf-8" ?><xjx><cmd n="js"><![CDATA[consultaEvolucaoFaturamentoServer(eval({"status":0,"dados":[{"periodo":"Fev de 2013","valor":50940},{"periodo":"Mar de 2013","valor":6789.92}]}))]]></cmd></xjx>\[/code\]It's the same files!!