1、Token 过期问题 Failed to Update HDFS Delegation Token for long running application in HA mode 参见 https://issues.apache.org/jira/browse/HDFS-9276 https://github.com/apache/spark/pull/9168 错误信息: org.apache.hadoop.ipc.RemoteException(org.apa...
由于第一次安装PostgreSQL13,看网上教程都很简单都是一路下一步就完事了,我这边安装的时候快结束的时候报错failed to load SQLModule,我后来又卸载重新安装PostgreSQL14也是一样的。其实解决过程倒是很简单 failed to load SQLModule解决方法:...
下载源码 git clone https://github.com/apache/flink.git 1.在dialect package里面新加一个ClickhouseDialect,这个类可以根据MySQLDialect改 /* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the...
问题:java.lang.IllegalStateException: Failed to introspect Class [org.springframework.cloud.context.properties.ConfigurationPropertiesBeans] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2] 场景:在搭建springcloud项目时...
问题: 在centos7中使用ant编译zookeeper时报错: /usr/local/apache-zookeeper-3.5.9/build.xml:328: Unable to find a javac compiler; com.sun.tools.javac.Main is not on the classpath. Perhaps JAVA_HOME does not point to the JDK. It is currently se...
解决连接虚拟机内kafka出现Connection to node 0 /192.168.204.131:9092 could not be established.Broker may not be available. 问题: 在我尝试使用Springboot集成虚拟机内运行的kafka服务器时,出现了以下问题。 原因:可能出现的原因主要有以下几点&...
ERROR 2003 (HY000): Can’t connect to MySQL server on ‘localhost:3306’ (10061) ??原文连接:https://yangman824.gitee.io/posts/mysqlError/ ??这周开始我们有两周的实训课,实训内容竟与Mysql有关,本来以为安装软件就是无脑安装,一直点ne...
1、KEIL5安装与使用 1.1 KEIL5软件获取 ???Keil官网下载地址:https:///download/product/ ? 1.2 KEIL5软件安装 双击安装包,开始安装,点击Next>> 勾选 lagree to all the terms of the preceding License Agreement后,点击Next>> ?...