请问java spring框架 报Error creating bean一般是哪里的问题？

Question

公司给的项目不稳定。。经常无缘无故就报错   我哪里也没改啊  这样严重影响我工作进度。。。而且还是个菜鸟

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlMapClient' defined in URL [file:/E:/apache-tomcat-7.0.52/webapps/vmss/WEB-INF/classes/config/spring/spring-base.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse config resource: class path resource [config/sqlmap/oracle/sqlmap-config.xml]; nested exception is com.ibatis.common.xml.NodeletException: Error parsing XML.  Cause: java.lang.RuntimeException: Error parsing XPath '/sqlMapConfig/sqlMap'.  Cause: com.ibatis.common.xml.NodeletException: Error parsing XML.  Cause: java.lang.RuntimeException: Error parsing XPath '/sqlMap/select'.  Cause: com.ibatis.sqlmap.client.SqlMapException: Error.  Could not set result class.  Cause: java.lang.ClassNotFoundException: informationInput
求大神帮助~~~！