常见的MyEclipse错误.doc

一、Exception in thread main java.sql.SQLException: ORA-01017: invalid username/password; logon denied 这个错误的意思就是：数据库的用户名或者密码错误 检查你的数据库用户名和密 码二、Exception in thread main java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDrive这个错误表示：没有导入数据库驱动包，检查是否导入了驱动包在工程名上右键-选最后一项-332三、java.sql.SQLException: Io 异常: The Network Adapter could not establish the connection这个错误表示：你的数据库服务没有打开. 四、Exception in thread main java.sql.SQLException: ORA-00904: STU: 标识符无效标示符无效-这个错误的意思是：java程序中的sql语句出错了五、The method Sel(int) is undefined for the type HumanDao表示这个方法没有定义，如果你确定你写了这个方法但是就是说没有定义原因是：重新部署项目。六、java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver原因：没有导入驱动包-导入驱动包：重新部署项目七java.sql.SQLException: Io 异常: Connection refused(DESCRIPTION=(TMP=)(VSNNUM=16原因一：数据库的服务没有打开-打开数据库的服务原因二：jdbc:oracle.有错误八、.BindException: Address already in use: JVM_Bind14:02 2013/5/13这个错误的意思就是：你已经开启了tomcat 但是不是由myeclipse启动方法一：进入机房的tomcat安装目录：bin-右键点击tomcat6w.exe 点击stop按钮。如果这里tomcat没有启动查看方法二、方法二、重启myeclipse九、java.lang.ClassNotFoundException: servlet.Goods_Sel_Servlet1这个错误的意思就是:服务器找不到servlet包下面的 Goods_Sel_Servlet这个类，你就要起查看servlet包下面是不是有这个类，类名要和web.xml中的类名一致！十、java.lang.IllegalArgumentException: Invalid Goods_Sel_Servlet in servlet mapping 这个错误的意思就是：在servlet的配置出错 解决方法：在web.xml文件找到 Goods_Sel_Servlet改为：/Goods_Sel_Servlet十一、java.lang.NumberFormatException: null 上面第一个异常的意思是：把null的数据转换为整数出错 int page = Integer.parseInt(spage); spage=null; java.lang.NumberFormatException: “ ” 上面第一个异常的意思是：把“”的数据转换为整数出错 int page = Integer.parseInt(spage); spage=“”;十二，ognl.NoSuchPropertyException: action.HouseAction.sMap没有找到属性异常十三，java.lang.IllegalStateException非法参数状态异常十四：启动报错Line:209-com/opensymphony/xwork2/spring/SpringObjectFactory.java:209:-1Web.xml中sping没有配置org.springframework.beans.factory.BeanCreationException: Error creating bean with name audao defined in file E:Y2Struts2.1.metadata.me_tcatwebappspaimaiWEB-INFclassesapplicationContext_common.xml: Cannot resolve reference to bean sessionFactory while setting bean property sessionFactory; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name sessionFactory defined in file E:Y2Struts2.1.metadata.me_tcatwebappspaimaiWEB-INFclassesapplicationContext_common.xml: Invocation of init method failed; nested exception is org.hibernate.MappingException: Association references unmapped class: entity.House十五 Ibatid错误 dao的实现类中的参数错误Exception in thread main com.ibatis.sqlmap.client.SqlMapException: There is no statement named in this SqlMap./Xml里面配置错误，把resultMap改成resultClassorg.springframework.beans.factory.BeanCreationException: Error creating bean with name hunamAction defined in ServletContext resource /WEB-INF/config/applicationContexts/applicationContext-action.xml: Cannot resolve reference to bean hfbiz while setting bean property hfBiz; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name hfbiz defined in ServletContext resource /WEB-INF/config/applicationContexts/applicationContext-biz.xml: Cannot resolve reference to bean hfdao while setting bean property hfDao; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name hfdao defined in ServletContext resource /WEB-INF/config/applicationContexts/applicationContext-dao.xml: Cannot resolve reference to bean sqlMapClient while setting bean property sqlMapClient; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name sqlMapClient defined in ServletContext resource /WEB-INF/config/applicationContexts/applicationContext-common.xml: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse config resource: ServletContext resource /WEB-INF/config/SqlMapConfig.xml; nested exception is mon.xml.NodeletException: Error parsing XML. Cause: java.lang.RuntimeException: Error parsing XPath /sqlMapConfig/sqlMap. Cause: mon.xml.NodeletException: Error parsing XML. Cause: java.lang.RuntimeException: Error parsing XPath /sqlMap/select. Cause: com.ibatis.sqlmap.client.SqlMapException: There is no result map named humanfile in this SqlMap.十六 java.lang.reflect.InvocationTargetException类型转换异常十七java.lang.NoClassDefFoundError: org/apache/commons/collections/map/MultiKeyMap十八org.springframework.beans.factory.BeanCreationException: Error creating bean with name transferAction defined in ServletContext resource /WEB-INF/config/applicationContexts/applicationContext-action.xml: Cannot resolve reference to bean tranferbiz while setting bean property transferBiz; nested exception i