Erro ao renderizar o portlet: FAC - Galeria Relacionada [responsivo]

Erro: Exception('Exception(\'Exception(\\\'Exception(\\\\\\\'Exception(\\\\\\\\\\\\\\\'Exception(\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'Exception(\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'Could not render: \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'NoneType\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' object is unsubscriptable\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\nline 20: \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t                 \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t23/05/2011\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\',) - linha 20 - \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t                 \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\t<span class="fs-14 reset-mg mgt-small" tal:define=\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' tal:content=\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'python:scripts["convertepublicado"](publicado_em)\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'>23/05/2011</span>\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\',) - linha 20 - \\\\\\\\\\\\\\\\t                 \\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\t\\\\\\\\\\\\\\\\t<span class="fs-14 reset-mg mgt-small" tal:define=\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' tal:content=\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'python:scripts["convertepublicado"](publicado_em)\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'>23/05/2011</span>\\\\\\\\\\\\\\\',) - linha 20 - \\\\\\\\t                 \\\\\\\\t\\\\\\\\t\\\\\\\\t\\\\\\\\t<span class="fs-14 reset-mg mgt-small" tal:define=\\\\\\\\\\\\\\\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\\\\\\\\\\\\\\\' tal:content=\\\\\\\\\\\\\\\'python:scripts["convertepublicado"](publicado_em)\\\\\\\\\\\\\\\'>23/05/2011</span>\\\\\\\',) - linha 20 - \\\\t                 \\\\t\\\\t\\\\t\\\\t<span class="fs-14 reset-mg mgt-small" tal:define=\\\\\\\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\\\\\\\' tal:content=\\\\\\\'python:scripts["convertepublicado"](publicado_em)\\\\\\\'>23/05/2011</span>\\\',) - linha 20 - \\t                 \\t\\t\\t\\t<span class="fs-14 reset-mg mgt-small" tal:define=\\\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\\\' tal:content=\\\'python:scripts["convertepublicado"](publicado_em)\\\'>23/05/2011</span>\',) - linha 20 - \t                 \t\t\t\t<span class="fs-14 reset-mg mgt-small" tal:define=\'galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em\' tal:content=\'python:scripts["convertepublicado"](publicado_em)\'>23/05/2011</span>',) - linha 20 - 	                 				<span class="fs-14 reset-mg mgt-small" tal:define='galeria python:mod._getGaleriaPublicada(relacionados["id_pk"]); publicado_em galeria/galeria/publicado_em' tal:content='python:scripts["convertepublicado"](publicado_em)'>23/05/2011</span>