An incompatible version 1.1.14 of APR based Apache Tomcat Native Library was installed, while Tomcat

Start Tomcat 7.0 and see a serious warning in the log.

An incompatible version 1.1.14 of APR based Apache Tomcat Native Library are installed, while Tomcat requires version 1.1.2 4.
On the Internet to check, APR is the abbreviation of Apache Portable runtime, is an optional component of Tomcat, the use of this engineering component in Tomcat improves stability and performance, especially when Tomcat is also used in Web servers.

According to the online method, the http://archive.apache.org/dist/tomcat/tomcat-connectors/ Native downloaded the 1.1.24 version, copied to the Bin folder of the Tomcat directory, restarted Tomcat, but this warning appears in Tomcat's boot log, and then I copy the DLL file to the Bin folder under the JDK. And the JRE under the Bin folder, restart again, the warning is gone.

Transfer from http://blog.csdn.net/weisheng5521/article/details/7799631

An incompatible version 1.1.14 of APR based Apache Tomcat Native Library was installed, while Tomcat