关于将wav文件做到exe文件中的问题

Delphi > VCL组件开发及应用 [问题点数:30分,结帖人qianglee]
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org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection

驱动mysql-connector-java的version=8.0 hibernate需注意: 1.hibernate.version=5.3.7.Final或以上 2.driverClass=“com.mysql.cj.jdbc.Driver” 3.jdbcUrl=jdbc:mysql://localhost:3306/maven?useSSL=false&...

spring @Async 单元测试注意 interrupt / Unable to acquire JDBC Connection

今天在写代码的时候, 某一个 方法 需要 加上@Async 异步 处理,里面 涉及到 数据库的操作,即使用到了dao 方法调用 于是我写一个单元测试方法, 测试 该异步方法。...interrupt / Unable to acquire JDBC Connect...

JDBCConnection解惑

http://blog.csdn.net/as_tony/article/details/21225927

Unable to acquire JDBC Connection eclipse与mysql数据库连接问题

最近做毕业设计 遇到mysql数据库和eclipse的连接问题 除了applicationContext.xml的数据库配置需要特别注意,还有一点,就是数据库的版本和驱动版本问题。 于是,前期在网上找了一大堆,发现我的其他配置是没有...

maven整合ssh 报错:unable to acquire JDBC Connection

我的配置是struts2+spring4+hibernate5 当出现这个报错信息的时候,先去检查一下配置文件。(hibernate.cfg.xml和applicationContext.xml), 如果确定没有问题的话,那么再看看jdk的配置环境是否为jre,如下图所示...

Spring Boot:Unable to open JDBC connection for schema management target

启动Spring Boot工程时出现了这个错误,表示无法建立JDBC连接,肯定首先是想到数据库的连接出了问题,Spring Boot在启动时会检查数据库的连接是否正常,所以在这里会报错,这里使用了Mysql数据源,配置信息:# MYSQL...

c3p0连接数据库一直出现Unable to acquire JDBC Connection

nested exception is org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Description The server encountered an unexpected condition that prevented it from fulfilling the...

bug解决:Unable to open JDBC Connection for DDL execution

Caused by: org.hibernate.exception.JDBCConnectionException: Unable to open JDBC Connection for DDL execution at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDele....

解决 Tomcat v7.0 Server at localhost was unable to start within 45 seconds

当出现这个问题时:解决 Tomcat v7.0 Server at localhost was unable to start within 45 seconds; 第一步:在servlet.xml设置时间长度,把45seconds,改成更长的时间 另一种改法还可以这样, 就可以;当我改了还是没...

org.hibernate.TransactionException: unable to commit against JDBC connection

错误背景 ssh项目一个Action请求转发到另一个请求 <action name="replay_op" class="replayOperator" method="replay_ask"> <result name="success" type="redirect">/details.kk?...

nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection

nested exception is org.hibernate.exception.GenericJDBCException: Cannot open connection

框架技术--hibernate jpa异常(Exception Description: Unable to acquire a connection from driver [null...

使用hibernate JPA在本地部署调试都没有问题,但是打成war包,放到服务后,就会抛出异常。 [#|2013-12-11T12:28:23.947+0800|SEVERE|glassfish3.1.2|javax.enterprise.system.std...._ThreadName=Thread-

分析weblogic数据库线程池无可用连接的问题

现象描述: 1、web页面访问异常慢,有部分页面...2017-02-23 16:53:53 53 [filter.CheckMallCpDetailFilter]-[ERROR] - weblogic.jdbc.extensions.PoolLimitSQLException: weblogic.common.resourcepool.ResourceLimi

Could not create connection to database server. Attempted reconnect 3 times. Giving up.

做查询时没有数据出来...org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection Caused by: java.sql.SQLException: Cannot create PoolableConnectionFactory (Could not create con...

用数据库连接池解决org.hibernate.exception.JDBCConnectionException:could not execute query

嘚啵嘚嘚啵嘚. ---幸运皮 我想来想去,还是要说一下问题出现的情景,吼吼~ ...本来运行不错,后来老师跟我说,每次早上去上班访问网站的时候就会出现这个问题,重启一下tomcat就好了,等第二天就又出现这样的问题. ...

从数据库方面解决org.hibernate.exception.JDBCConnectionException:could not execute query

或者是报错:com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communicationslink failure 网站部署好之后是可以好好运行的,但是,总是隔一段时间就会报org.hibernate.exception....

SSH整合时,tomcat启动报错(unable to load class com.mysql.jdbc.Driver)

今天在做SSH整合的时候,碰到tomcat启动报错的问题,(UnsupportedClassVersionError,unable to load class com.mysql.jdbs.Driver)

Springboot JPA Caused by: java.sql.SQLException: interrupt / Unable to acquire JDBC Connection

2018-11-16 17:58:47 marketingcenter [hystrix-UserRightController-1] INFO c.t.common.aspect.log.ServiceAspect[43] [TxId : , SpanId : ]- Service Exception : class javax.persistence.Persiste...

logstach启动成功,但是同步mysql数据出错

错误原因:Unable to connect to database. Tried 1 times {:error_message=&gt;“Java::JavaSql::SQLException: The server time zone value ‘脰脨鹿煤卤锚脳录脢卤录盲’ is unrecognized ...

关于org.hibernate.exception.GenericJDBCException: Unable to open JDBC Connection for DDL execution...

使用mysql 8的时候出现 org.hibernate.exception.GenericJDBCException: Unable to open JDBC Connection for DDL execution错误 配置文件出现了问题,与mysql 5的配置...

tomcat启动异常,Unable to load configuration. - [unknown location]

1.异常信息Unable to load configuration. - [unknown location] at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:71) at org.apache.struts2.dispatcher.D

java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available

nested exception is org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection] org.springframework.transaction.CannotCreateTransactionException: Could not open JPA ...

org.hibernate.exception.GenericJDBCException: Cannot open connection

org.hibernate.exception.GenericJDBCException: Cannot open connection2008-05-19 14:11做了一个Hibernate的会员管理小系统,就实现了增加会员这个功能,可是抛出了这个异常,上

Win7+MySql,opentaps安装

opentaps主页上没有提供下载,要到sourceforge上去下... 在MySql中新建opentaps CREATE DATABASE `opentaps` /*!40100 DEFAULT CHARACTER SET utf8 */; ...修改framework\entity\confi

Hive+mySql遇到的问题和解决办法

Exception in thread "main" java.lang.RuntimeException: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.ipc.StandbyException): Operation category READ is not supported in state ...

CDH启动出现cloudera-scm-server一直挂掉

公司服务器停电 ,在启动CDH服务过程中cloudera-scm-server启动一会就会挂掉 ,查看日志出现这样的错误 Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error ...

DataAccessResourceFailureException解决办法

Last packet sent to the server was 1 ms ago. 这个错是在连接Mysql数据库的过程中出现的。看这个异常的名字是数据库连接方面报错了。 出现这个问题,首先一定要确定url、数据库用户名和密码是否配置正确,看看...

Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.Gener

今天整合ssh 项目遇到的错误: ERROR SqlExceptionHelper Cannot create PoolableConnectionFactory (Access denied for user ‘root’@‘localhost’ (using password: YES))。 org.springframework.transaction....

Hibernate开发中常见错误总结

org.hibernate.MappingException: Unknown entity: ...hibernate框架根本不知道Person这个持久化类的存在 Caused by: java.sql.SQLException: Field 'id' doesn't have a default value 如果

Could not open JPA EntityManager for transaction;

从git服务器拉下的项目,第一次运行,此错 org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate....

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