i have a problem, i generated a build jar of other project, because i want to use its methods, then i imported this library in my project without never problem, well i used a MVC, in the controller´s name is java.java and it is here when i imported the new library and i used, then i run project, this is a error message,
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'urlMap' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'welcome' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Cannot resolve reference to bean 'catalogFacadeTarget' while setting bean property 'catalogFacadeImpl'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'catalogFacadeTarget' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: jxl/read/biff/BiffException Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'welcome' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Cannot resolve reference to bean 'catalogFacadeTarget' while setting bean property 'catalogFacadeImpl'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'catalogFacadeTarget' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: jxl/read/biff/BiffException Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'catalogFacadeTarget' defined in ServletContext resource [/WEB-INF/springapp-servlet.xml]: Instantiation of bean failed; nested exception is java.lang.NoClassDefFoundError: jxl/read/biff/BiffException Caused by: java.lang.NoClassDefFoundError: jxl/read/biff/BiffException