When deploy OpenElis showing error "JDBC Driver has been forcibly unregistered"

SEVERE: Context [/openelis] startup failed due to previous errors Jul 31, 2021 11:48:45 AM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc WARNING: The web application [/openelis] registered the JDBC driver [org.postgresql.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. Jul 31, 2021 11:48:45 AM org.apache.coyote.AbstractProtocol start INFO: Starting ProtocolHandler [“http-nio-8052”]