Tomcat 报错 The APR based Apache Tomcat Native library which allows optimal

下载 http://tomcat.heanet.ie/native/1.1.12/binaries/win32/tcnative-1.dll

将这个文件复制到C:\WINDOWS\system32\,.也可以放在Tomcat安装路径下的bin目录里

然后重新启动tomcat