java.lang.IncompatibleClassChangeError

1. java.lang.IncompatibleClassChangeError: Implementing class错误
2. 包冲突的问题导致
3. hibernate-commons-annotations 问题
5. maven不包含的问题
7. <dependency>  
8.         <groupId>org.unitils</groupId>  
9.         <artifactId>unitils-testng</artifactId>  
10.         <version>${unitils.version}</version>  
11.         <scope>test</scope>  
12.         <exclusions>  
13.             <exclusion>  
14.                 <artifactId>junit</artifactId>  
15.                 <groupId>junit</groupId>  
16.             </exclusion>  
17.         </exclusions>  
18.   
19.     </dependency>  
20.   
21.     <dependency>  
22.         <groupId>org.unitils</groupId>  
23.         <artifactId>unitils-spring</artifactId>  
24.         <version>${unitils.version}</version>  
25.         <scope>test</scope>  
26.         <exclusions>  
27.             <exclusion>  
28.                 <artifactId>unitils-database</artifactId>  
29.                 <groupId>org.unitils</groupId>  
30.             </exclusion>  
31.         </exclusions>  
32.     </dependency>  
33. </dependencies>