invalid: "org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot load JDBC driver class 'com.mysql.j-优快云博客

本文介绍了当遇到因无法加载JDBC驱动导致的异常时的解决办法，具体表现为：Unable to get connection, DataSource invalid: Cannot load JDBC driver class 'com.mysql.jdbc.Driver'。解决方法是将mysql驱动jar包从项目中移至Tomcat的lib目录下。

异常

javax.servlet.ServletException: javax.servlet.jsp.JspException: Unable to get connection, DataSource invalid: "org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot load JDBC driver class 'com.mysql.jdbc.Driver'" org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:850) org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:779) org.apache.jsp.index_jsp._jspService(index_jsp.java:85) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:803) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:393) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266) javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

mysql驱动放到项目中的问题，把mysql驱动jar包从项目中移到tomcat的lib下即可

转载于:https://www.cnblogs.com/springmvc3/archive/2011/08/22/2224399.html