Oops:不兼容的ClassChangeError-playframework

Oops:不兼容的ClassChangeError-playframework,playframework,Playframework,Controller/application.java Model/My_Table_Name.java /* * To change this template, choose Tools | Templates * and open the template in the editor. */ package models; import java.util.*; import javax.persistence.*; import play.db.jpa.*; @Entit

Controller/application.java

Model/My_Table_Name.java

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package models;

import java.util.*;
import javax.persistence.*;
import play.db.jpa.*;



@Entity
@Table(name="My_Table_Name")
public class My_Table_Name extends Model{
    public int rid;
    public boolean siteEnabled;
    public String finalUrl;
    public String errorUrl;
    public boolean tokenRequired;

    public My_Table_Name(int rid,boolean siteEnabled, 
            String finalUrl, String errorUrl, boolean  tokenRequired)
    {
        this.rid = rid;
        this.errorUrl = errorUrl;
        this.finalUrl = finalUrl;

        this.siteEnabled = siteEnabled;
        this.tokenRequired = tokenRequired;
    }

}
堆栈跟踪:

Oops: IncompatibleClassChangeError 

An unexpected error occured caused by exception IncompatibleClassChangeError:
 Implementing class
Oops:不兼容ClassChangeError
由于异常不兼容ClassChangeError:实现类导致出现意外错误
play.exceptions.UnexpectedException:意外错误
Invoker$Invocation.onException(Invoker.java:244)
Invoker$Invocation.run(Invoker.java:286)
在Invocation.HTTP请求时(播放!)
原因:java.lang.CompatibleClassChangeError:实现类
位于java.lang.ClassLoader.defineClass1(本机方法)
位于java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
位于java.lang.ClassLoader.defineClass(ClassLoader.java:615)
位于java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
位于java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
在java.net.URLClassLoader.access$000(URLClassLoader.java:58)
在java.net.URLClassLoader$1.run(URLClassLoader.java:197)
位于java.security.AccessController.doPrivileged(本机方法)
位于java.net.URLClassLoader.findClass(URLClassLoader.java:190)
位于java.lang.ClassLoader.loadClass(ClassLoader.java:306)
位于sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
位于java.lang.ClassLoader.loadClass(ClassLoader.java:247)
位于org.hibernate.ejb.Ejb3Configuration(Ejb3Configuration.java:129)
atplay.db.jpa.JPAPlugin.onApplicationStart(JPAPlugin.java:118)
在播放中.plugins.PluginCollection.onApplicationStart(PluginCollection.java:480)
play.play.start(play.java:515)
play.play.detectChanges(play.java:618)
Invoker$Invocation.init(Invoker.java:198)
... 还有一个

以上是我的代码,我正在遵循YABE教程的指南,使用Post类的测试,但我想我可以使用mysql数据库中我自己的现有表。

整理了这个表。显然,当我为我的项目运行依赖项时,它关闭了hibernate的旧版本,在类路径中有2个对hibernate的引用

一个在我的lib文件夹中

还有一个在play\lib文件夹中


我从app\lib文件夹中删除了hibernate*.jar,一切正常

播放服务器启动时没有模型类和@Before代码吗?您使用的是什么版本的Java?(运行“java-version”)
Oops: IncompatibleClassChangeError 

An unexpected error occured caused by exception IncompatibleClassChangeError:
 Implementing class
Oops: IncompatibleClassChangeError
An unexpected error occured caused by exception IncompatibleClassChangeError: Implementing class

play.exceptions.UnexpectedException: Unexpected Error
    at play.Invoker$Invocation.onException(Invoker.java:244)
    at play.Invoker$Invocation.run(Invoker.java:286)
    at Invocation.HTTP Request(Play!)
Caused by: java.lang.IncompatibleClassChangeError: Implementing class
    at java.lang.ClassLoader.defineClass1(Native Method)
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
    at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
    at org.hibernate.ejb.Ejb3Configuration.<clinit>(Ejb3Configuration.java:129)
    at play.db.jpa.JPAPlugin.onApplicationStart(JPAPlugin.java:118)
    at play.plugins.PluginCollection.onApplicationStart(PluginCollection.java:480)
    at play.Play.start(Play.java:515)
    at play.Play.detectChanges(Play.java:618)
    at play.Invoker$Invocation.init(Invoker.java:198)
    ... 1 more