500 服务器内部错误

环境 centos 7.5
数据库 5.6 tomcat 8.5 更换数据库、tomcat版本都不行 mysql -uuser -ppasswd -h主机 链接测试正常 报错代码如下 软件版本为 jspxcms-9.0.0-release 请问如何解决了？ 2018-12-26 21:46:45.170 ERROR 46023 --- [nio-8080-exec-6] o.h.engine.jdbc.spi.SqlExceptionHelper   : Cannot load connection class because of underlying exception: 'java.lang.NumberFormatException: For input string: "{3306}"'.2018-12-26 21:46:45.223 ERROR 46023 --- [nio-8080-exec-6] o.s.boot.web.support.ErrorPageFilter     : Forwarding to error page from request [/] due to exception [Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection]org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection