Fatal error: Uncaught SoapFault exception: [env:Server] Failed to invoke end component com.elsevier.servicios.EstadisticasServiceUser (POJO), operation=setpublecturaitem2 -> Failed to invoke method -> java.sql.SQLException: Cannot obtain connection: driverURL = jdbc:weblogic:pool:publicaciones_servicio_v3DS, props = {EmulateTwoPhaseCommit=false, connectionPoolID=publicaciones_servicio_v3DS, jdbcTxDataSource=true, LoggingLastResource=false, dataSourceName=publicaciones_servicio_v3DS}. Nested Exception: java.lang.NullPointerException in /var/www/html/includes_ws/librerias/API_WS_V3/WSBridge.php:1630 Stack trace: #0 /var/www/html/includes_ws/librerias/API_WS_V3/WSBridge.php(1630): SoapClient->__call('setpublecturait...', Array) #1 /var/www/html/includes_ws/librerias/API_WS_V3/WSBridge.php(1630): SoapClient->setpublecturaitem2('UINPBA00004E', 'S08702551163022...', 'pdf', '', '') #2 /var/www/html/portugal/controladores/procedimientos.php(40): marcarArticuloComoLeido('S08702551163022...', 'S300', 'pdf') #3 /var/www/html/por in /var/www/html/includes_ws/librerias/API_WS_V3/WSBridge.php on line 1630