Firma de la petición SAML2 emitida por "https://agora.unileon.es/auth/saml2/sp/metadata.php" NO es válida

Exception

Traza de la excepción

#0 lib/protocol/saml2/SAML2SSO.class.php(86): prise\adassso\protocol\saml2\bindings\SAML2HTTPRedirectBinding->getSaml2Request(...)
#1 lib/endpoint/saml2/SSOService.class.php(80): prise\adassso\protocol\saml2\SAML2SSO->processRequest(...)
#2 www/index.php(52): prise\adassso\endpoint\saml2\SSOService::execute(...)
#3 {main}