Dear community. I´ve a problem, I´m installing the authentication exthernal LDAP in jasperserver community version 7.8 but I´ve this error "559 ERROR ContextLoader,localhost-startStop-1:350 - Context initialization failed org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'proxyBasicProcessingFilter' defined in ServletContext resource [/WEB-INF/applicationContext-externalAuth-LDAP.xml]: Error setting property values; nested exception is org.springframework.beans.NotWritablePropertyException: Invalid property 'authenticationManager' of bean class [com.jaspersoft.jasperserver.api.security.externalAuth.ExternalAuthBasicProcessingFilter]: Bean property 'authenticationManager' is not writable or has an invalid setter method. Does the parameter type of the setter match the return type of the getter?" Any human that please help me.