试图访问方法java.lang.Object.clone（）Ljava / lang / Object; 来自类ar.com.fdvs.dj.util.Utils

Question

我正在尝试使用下面提到的教程从休眠生成动态jasper报告

http://krams915.blogspot.com/2011/02/spring-3-dynamicjasper-hibernate.html

在下载服务类中出现此错误。

java.lang.IllegalAccessError: tried to access method java.lang.Object.clone()Ljava/lang  /Object; from class ar.com.fdvs.dj.util.Utils
at ar.com.fdvs.dj.util.Utils.cloneStyle(Utils.java:111)
at ar.com.fdvs.dj.core.layout.AbstractLayoutManager.generateTextFieldFromColumn(AbstractLayoutManager.java:711)
at ar.com.fdvs.dj.core.layout.AbstractLayoutManager.transformDetailBand(AbstractLayoutManager.java:355)
at ar.com.fdvs.dj.core.layout.AbstractLayoutManager.applyLayout(AbstractLayoutManager.java:143)
at ar.com.fdvs.dj.core.DynamicJasperHelper.generateJasperReport(DynamicJasperHelper.java:517)
at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:219)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)

任何帮助...

谢谢

Answer 1

嗯，通过将jasper库从2.4升级到3.7.6解决了问题...