spring 空指针报错,Could not create connection to database server.
驱动问题,换成最近版本的mysql驱动
spring 空指针报错,Could not create connection to database server.的更多相关文章
- 解决报错(Could not create connection to database server.)
org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory 尝试多种方法后发现是由于mysq ...
- MySQL 8.0版本连接报错:Could not create connection to database server.
准备搭建一个Spring Boot 组合mybatis的项目,数据库采用的是MySQL 8.0.11按照以往的配置,使用插件mybatis-generator-maven-plugin生成代码时,一直 ...
- MySQLNonTransientConnectionException: Could not create connection to database server.
MySQLNonTransientConnectionException: Could not create connection to database server. Spring整合mybati ...
- java项目连接jdbc报错:com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server
java项目连接jdbc报错:com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not creat ...
- jmeter连接mysql数据库报错Cannot create PoolableConnectionFactory (Could not create connection to database server.)
今天在学习jmeter的jdbc取样器,发现在配置完JDBC Connection Configuration和JDBC Request后,点击运行.在查看结果树中显示响应数据: Cannot cre ...
- jeecg启动报错“com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server.”的解决办法
在运行"maven build"-->"tomcat:run"之后,报如下错误: com.mysql.jdbc.exceptions.jdbc4.MySQ ...
- 通过dbcp链接池对数据库操作报 Cannot create PoolableConnectionFactory (Could not create connection to database server. Attempted reconnect 3 times. Giving up.)--解决方案
org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for ...
- Could not create connection to database server. Attempted reconnect 3 times. Giving up.错误
项目是基于springboot框架,昨天从git上pull代码之后也没有具体看更改的地方,结果运行的时候就报错了. java.sql.SQLNonTransientConnectionExceptio ...
- Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Could not create connection to database server.
报错信息:Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQL ...
- [08001] Could not create connection to database server. Attempted reconnect 3 times. Giving up.
使用idea连接数据库的时候,报错为 [08001] Could not create connection to database server. Attempted reconnect 3 tim ...
随机推荐
- 处理Task引发的异常
处理方法:线程启动后,使用try-catch,通过wait或者waitall来捕获异常. 单个Task的情况: System.Threading.Tasks.Task task1 = new Syst ...
- 页面布局之--Font Awesome+导航
页面布局之--Font Awesome+导航 Font Awesome为您提供可缩放的矢量图标,您可以使用CSS所提供的所有特性对它们进行更改,包括:大小.颜色.阴影或者其它任何支持的效果. 下载地址 ...
- VS2015 生成事件 命令参数
来源:https://stackoverflow.com/questions/11001822/copy-files-from-one-project-to-another-using-post-bu ...
- java.lang.OutOfMemoryError: unable to create new native thread
ps -o nlwp 70753 sudo -u tomcat jmap -dump:format=b,file=fundmarketmanage.hprof 78894
- thinkphp5分页传参
$name = input('get.searchKey/s'); if($name != ""){ $this->assign('searchKey', $name); $ ...
- CDOJ 1965 连通域统计【DFS】
求连通域个数,简单题 #include <bits/stdc++.h> using namespace std; const int INF = 0x3f3f3f3f; typedef l ...
- 【Android】Android 监听apk安装替换卸载广播
[Android]Android 监听apk安装替换卸载广播 首先是要获取应用的安装状态,通过广播的形式 以下是和应用程序相关的Broadcast Action ACTION_PACKAGE_ADDE ...
- BZOJ2724 [Violet 6]蒲公英 分块
原文链接https://www.cnblogs.com/zhouzhendong/p/BZOJ2724.html 题目传送门 - BZOJ2724 题意 求区间最小众数,强制在线. $n$ 个数,$m ...
- Codeforces 982E Billiard 扩展欧几里德
原文链接http://www.cnblogs.com/zhouzhendong/p/9055728.html 题目传送门 - Codeforces 928E 题意 一束与坐标轴平行或者成$45^\ci ...
- Spring Data Redis实现消息队列——发布/订阅模式
一般来说,消息队列有两种场景,一种是发布者订阅者模式,一种是生产者消费者模式.利用redis这两种场景的消息队列都能够实现. 定义:生产者消费者模式:生产者生产消息放到队列里,多个消费者同时监听队列, ...