随笔分类 -  Exception

invalid: "org.apache.tomcat.dbcp.dbcp.SQLNestedException: Cannot load JDBC driver class 'com.mysql.j
摘要：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(Pa 阅读全文
posted @ 2011-08-22 14:37 Spring MVC 3 阅读(2765) 评论(1) 推荐(1)
Cause: org.xml.sax.SAXParseException: The string "--" is not permitted within comments.
摘要：异常org.apache.ibatis.exceptions.PersistenceException: ### Error building SqlSession.### The error may exist in com/lgm/mybatis/config/pageAccessURL.xml### Cause: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Erro 阅读全文
posted @ 2011-08-22 10:01 Spring MVC 3 阅读(1176) 评论(0) 推荐(0)
struts2出现at com.opensymphony.xwork2.util.FileManager$FileRevision.needsReloading(FileManager.java:20
摘要：今天看视频看到struts2中的配置文件中只要添加以下配置，那么以后修改配置文件不用重启tomcat的方法。于是自己手动试了试，没想到这一试竟然试出问题来要添加的代码：<constant name="struts.devMode" value="true" /> struts.devMode也就是struts的开发模式，默认值为false，这里修改为true就可以了，以后一旦就该这个文件中的配置就不用去重启tomcat，着实方便许多。但是问题也出现了：严重: Exception starting filter struts2java.lang 阅读全文
posted @ 2010-03-01 23:28 Spring MVC 3 阅读(3651) 评论(0) 推荐(0)