我的是mysql-connector-java-5.1.20.jar加到lib下面就行了。或者在pom中加入配置也行。

An exception occurred while acquiring a poolable resource. Will retry.的更多相关文章

  1. An exception occurred during a WebClient request

    System.Net.WebException was caught HResult=-2146233079 Message=An exception occurred during a WebCli ...

  2. [BTS] Exception occurred when persisting state to the database

    Error 1 Uncaught exception (see the 'inner exception' below) has suspended an instance of service 'J ...

  3. HTTP Status 500 - An exception occurred processing at line 35

    HTTP Status 500 - An exception occurred processing JSP page /manage/addCategory.jsp at line 35 type ...

  4. struts2与struts1整合，java.lang.InstantiationException, Exception occurred during processing request: null

    做了2个action,其中一个运行没有问题,另一个报错,看下面的报错信息,再看了看struts.xml,因为没有给GetBooks这个action配置actionform,所以就导致报null.下面是 ...

  5. An unexpected exception occurred while creating a change object. see the error log for more details

    今天再给Android项目工程中的包重命名时出现了这个错误(之前重命名的时候就没有出现,郁闷): An unexpected exception occurred while creating a c ...

  6. HTTP Status 500 - An exception occurred processing JSP page /WEB-INF

    HTTP Status 500 - An exception occurred processing JSP page /WEB-INF/test/showCountry.jsp at line 11 ...

  7. org.apache.jasper.JasperException: An exception occurred processing JSP page /admin/jiaoshi/daochuEx

    org.apache.jasper.JasperException: An exception occurred processing JSP page /admin/jiaoshi/daochuEx ...

  8. 安装owncloud出现：Error while trying to create admin user: An exception occurred while executing

    安装owncloud出现:Error while trying to create admin user: An exception occurred while executing 1.安装ownc ...

  9. SSH中使用延迟加载报错Exception occurred during processing request: could not initialize proxy - no Session

    17:40:17,249 ERROR DefaultDispatcherErrorHandler:42 - Exception occurred during processing request: ...

随机推荐

  1. asp.net 各种路径

    Request.Path 是包含文件名的,而 Request.ApplicationPath 是应用程序路径,不包含文件名. 示例: Request.Path = /cftea/Default.asp ...

  2. cellmap for iphone

    说明:Cellmap的Iphone版本已经上架APP Store. 如需下载,可以登陆app store,然后搜索cellmap进行下载. 或者直接登陆以下地址下载: https://itunes.a ...

  3. Redis -- 02 配置文件解析

    redis的配置文件为 redis.conf, 使用 ./redis-server /path/to/redis.conf 可以根据自定义的配置启动redis实例 include // 引入其他配置文 ...

  4. 远程连接Oracle时出现ORA-01034 和ORA-27101 的解决办法

    服务器本地连接自身没有问题,但远程客户端连接时报错,远程客户端使用tnsping也没有问题. cmd->tnsping 192.168.56.101:1521/ora11gR2 tnsping命 ...

  5. Java 使用Memcache

    使用spymemcached.jar public class MemcachedJava { public static void main(String[] args) { try { // 连接 ...

  6. ashx文件不能使用DAL和Model的解决办法

    好久没有写web程序了,今天在写web程序时,发现一个问题,在ashx文件中,已经using了DAL和Model命名空间,而且引用中也引用了程序集,可是还报错:未能找到类型或命名空间"Mod ...

  7. MySQL中优化sql语句查询常用的种方法

    1.对查询进行优化,应尽量避免全表扫描,首先应考虑在 where 及 order by 涉及的列上建立索引. 2.应尽量避免在 where 子句中使用!=或<>操作符,否则将引擎放弃使用索 ...

  8. mysql 数据库视图迁移

    最近做一个项目,为了方便查询,建了好多的视图表,正式上线的时候需要把本地数据库迁移到服务器上. 按照常规方法: 1."导出sql","导入sql",发现视图没过 ...

  9. WMSWebServiceExtension 使用，支持压缩

    using System;using System.Collections.Generic;using System.IO.Compression;using System.Diagnostics;u ...

  10. SOCKET 服务器停止服务时清理连接操作

    刚想到一个情况,正好是工作中遇到的. 当服务器停止时,正好有连接的请求正在被处理,而此时服务端需要等待该请求被正常的处理完,然后给客户端发送响应报文. 正常情况下,服务器停止的时候,是希望发送了响应报 ...