com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: Too many connections
最简单的办法是因为你的my.ini中设定的并发连接数太少或者系统繁忙导致连接数被占满解决方式：打开MySQL安装目录打开MY.INI找到max_connections默认是100.--实例WINDOWS解决mysql Errno.:1040错误XXXXinfo:CannotconnecttoMySQLserv...
ORA-25187: specified exceptions table form incorrect
文档解释ORA-25187:specifiedexceptionstableformincorrectCause:Thespecifiedtabledoesnothavetheproperfielddefinitions.Action:Specifythecorrecttabletouse.ORA-25187表明您指定...
ORA-02445: Exceptions table not found
文档解释ORA-02445:ExceptionstablenotfoundCause:theexplicityorimplicitydeclaredexceptionstabledoesnotexist.Action:Createthetablethenissuetheenablecommandagain.官方解释常见...
将windows上面的项目拷贝到Linux环境下报错不能够找到对应的表com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'puyang.ServiceType' doesn't exist
将一模一样的项目从win迁移到到linux上报错:一开始还是以为是linux不能识别hql语句，查找资料发现是因为Liunx服务器上mysql是区分大小写的，而本地是不区分的如：代码是这样写的@Entity@Table(name="users")数据库建的表名称是Users，那么就会出现以上异常。详细介绍请查看全文：h...
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Unknown database 'test'
com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException:Unknowndatabase'test' 报错原因是：MySQL数据库没有创建test数据库解决办法：在MySQL中创建test：createdatabasetest ...
selenium.common.exceptions.WebDriverException: Message: 'chromedriver' executable needs to be in PATH
fromseleniumimportwebdriverbrowser=webdriver.Chrome()browser.get('http://www.baidu.com')运行报错：selenium.common.exceptions.WebDriverException:Message:'chromedriver...
Dealing with exceptions thrown in Application_Start()
https://blog.richardszalay.com/2007/03/08/dealing-with-exceptions-thrown-in-application_start/OneannoyingproblemI'venoticedinthepastisthatifanexceptionisthrowni...
Uiautomator--出现报错“urllib3.exceptions.ProtocolError:<'Connection aborted.',error<10054,''>>”的解决方式！
在运行uiautomator时，出现报错“urllib3.exceptions.ProtocolError:<'Connectionaborted.',error<10054,''>>”根据错误提示，可以看出是“socket断开了，连接中断”，因此需要将sleep等待时间延长，即可解决问题代码如...
django.core.exceptions.ImproperlyConfigured: SQLite 3.8.3 or later is required (found 3.7.17).
解决方法1，给django降级卸载django:pipuninstalldjango安装低版本：pipinstalldjango==2.1.8 解决方法2，升级sqlite＃更新SQLite3＃获取源代码（在主目录中运行）[root@djangoServer~]#cd~[root@djangoSe...
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Query was empty
1、错误描写叙述[ERROR:]2015-07-1520:22:55,599[插入失败]org.hibernate.exception.SQLGrammarException:errorexecutingworkatorg.hibernate.exception.internal.SQLExceptionTypeDel...
redis.exceptions.ConnectionError: Error 111 connecting to localhost:6379. Connection refused.
这个问题是因为没安装Redis服务器造成的。 解决办法：sudoapt-getinstallredis-server 参考：https://blog.csdn.net/qq_33528613/article/details/78029525...