转:tomcat启动后,页面浏览时报错 Unable to compile class for JSP的解决方案 检查tomcat与web工程对应版本,tomcat中对应版本的jar包拷贝到web工程之中,保证开发环境和生产运行环境一致. 删除老版本servlet的jar包:javax.servlet.jar…
netperf启动netserver时报错 "Unable to start netserver with 'IN(6)ADDR_ANY' port '12865' and family AF_UNSPEC'" netserver启动报错: 如果netserver启动时端口被占用,则会报以下错误: Unable to start netserver with 'IN(6)ADDR_ANY' port '12865' and family AF_UNSPEC 解决方法—亲测可用: 指定一…
问题描述: tomcat启动后,console正常,console中语句为: 信息: Server startup in 7291 ms 但浏览器访问首页面http://localhost:8080/psportal时报错,console中语句为: 2014-02-21 14:13:12,492-[psportal] ERROR http-8080-1 cn.com.infohold.common.sys.SnsPFilter -org.apache.jasper.JasperExcep…
启动MySQL5.7时报错:initialize specified but the data directory has files in it. Aborting 解决方法: vim /etc/my.cnf 查看文件,寻找datadir=... 查看到:datadir=/usr/local/mysql/data, 这个是data保存目录. 进入/usr/local/mysql/data后,查看到确实有数据: 将/usr/local/mysql/data备份, cd /usr/local/my…