java.lang.ClassCastException: partition.KpiWritable cannot be cast to org.apache.hadoop.io.LongWritable at partition.KpiApp$MyPartition.getPartition(KpiApp.java:1) at org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:691) at org.…
今天在做 excel导出的时候,出现了一个问题"java.lang.ClassCastException: java.lang.String cannot be cast to com.domain.xxx": 公司用hibernate,查询时候可以用sql和hql,用什么一般看心情,第一次查询用的是select g.* from persion g ,site s where g.wz=s.dz(当然都是简写); 当get实体导出的 时候出现了" java.lang.Cla…
严重: Failed to initialize end point associated with ProtocolHandler ["http-bio-8080"] java.net.BindException: Address already in use <null>:8080 at org.apache.tomcat.util.net.JIoEndpoint.bind(JIoEndpoint.java:407) at org.apache.tomcat.util.…
Spring boot启动时报 java.sql.SQLException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long错误: java.sql.SQLException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Longat com.mysql.jdbc.…
一.错误信息 java.lang.ClassCastException: org.slf4j.impl.Log4jLoggerFactory cannot be cast to ch.qos.logback.classic.LoggerContextat ch.qos.logback.ext.spring.LogbackConfigurer.initLogging(LogbackConfigurer.java:72)at ch.qos.logback.ext.spring.web.WebLogb…
java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest >>>>>>>>>>>>>>>>>>>>>>>>>&…
今天一不小心就碰到了这样的问题,以前从来没有碰到过,在网上搜了很多办法,思路正确,但是还是要根据自己的程序改变. 一开始写的是hql语句进行统计每个月的数据,但是试了很久,程序一直提醒hql语句异常,没办法,只能修改查询语句了,就改成了sql语句进行统计. 错误就由此产生了,一发不可收拾啊: java.lang.ClassCastException: Ljava.lang.Object; cannot be cast to com.entity.Advertisem这个异常解决办法很简单,首先要…
错误现象: [framework] 2016-05-26 11:34:53,590 -INFO [http-bio-8080-exec-7] -1231863 -com.dhcc.base.db.DBLink - sql=select metadata from map_metadata_format where pid='agme.asm.bcgz.57989' and format_id='iso19139' and FORMAT_ORIGIN='test20160526' for up…
Java.lang.ClassCastException: net.sf.ezmorph.bean.MorphDynaBean cannot be cast to 在使用JSONObject.toBean的时候,得到的Bean里面的复杂数据类型不能转换成需要的对象类型. demo: 创建两个实体类Teacher和Student:Teacher中有一个List类型的私有属性 package com.edu.xukai; /** * @author xukai * */ public class S…
问题描述: MySQL更新到8.0.11之后连接数据库时会报出错误 Your login attempt was not successful, try again.Reason: Could not get JDBC Connection; nested exception is java.sql.SQLException: java.lang.ClassCastException: java.math.BigInteger cannot be cast to java.lang.Long 解…
今天在Tomcat7上发布了一个war,过一阵子发现localhost:8080都进不去了.在浏览器输入http://localhost:8080出现如下内容: HTTP Status 500 - java.lang.ClassCastException: org.apache.jasper.el.ELContextImpl cannot be cast to org.apache.jasper.el.ELContextImpl type Exception report message jav…
java.lang.ClassCastException: com.liuyang.annocation.UserAction cannot be cast to com.liuyang.annocation2.UserAction at com.liuyang.annocation2.App.test(App.java:17) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.Native…
错误堆栈: java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Object[] at android.support.v4.util.SimpleArrayMap.allocArrays(SourceFile:183) at android.support.v4.util.SimpleArrayMap.put(SourceFile:437) 错误原因: 由于SimpleArrayMap 里面使用了…
1.错误描写叙述 java.lang.ClassCastException: java.util.ArrayList cannot be cast to java.util.Map at service.impl.BillServiceImpl.exportBillExcel(BillServiceImpl.java:336) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeM…
转自:https://blog.csdn.net/iteye_17476/article/details/82651580 java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.springframework.web.multipart.MultipartHttpServletRequest 一.详细的错误信息(解决方法在下面): java.lang.Cl…