奇怪的问题

Generated servlet error:
[javac] Compiling 1 source file

D:\java\JCreatorV3\tomcat\work\Catalina\localhost\restaurant\org\apache\jsp\restaurantLogin_jsp.java:44: cannot access restaurant.DBCon



An error occurred at line: 4 in the jsp file: /restaurantLogin.jsp

Generated servlet error:
bad class file: D:\java\JCreatorV3\tomcat\webapps\restaurant\WEB-INF\classes\restaurant\DBCon.class
class file contains wrong class: DBCon
Please remove or make sure it appears in the correct subdirectory of the classpath.
restaurant.DBCon con = null;
^
1 error



// 这个bean怎么出问题啊， 路径好像没错， 其他的javabean我用的都没问题， 怎么这个就出问题了呢？