问题描述: 使用springboot连接数据库,启动的时候报错:testWhileIdle is true, validationQuery not set.但是不影响系统使用,数据库等一切访问正常. application.properties数据源配置如下: spring.datasource.username=root spring.datasource.password= spring.datasource.driver-class-name=org.mariadb.jdbc.Drive…

报错信息:com.alibaba.druid.pool.DruidDataSource - testWhileIdle is true, validationQuery not set 解决方法: 找到conf/canal.properties 文件里面的 canal.instance.tsdb.spring.xml=classpath:spring/tsdb/h2-tsdb.xml 信息,给注释掉…

1.问题 springboot启动报错 "D:\Program Files\Java\jdk-11\bin\java.exe" -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.applicatio…

spring boot中连接数据库报错500(mybatis) pom.xml中的依赖 <!-- 集成mybatis--> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>2.1.3</version> </depend…

SpringBoot启动报错 ***************************APPLICATION FAILED TO START*************************** Description: The bean 'XXX', defined in class path resource [com/test/cms/XXX.class], could not be registered. A bean with that name has already been def…

sqlplus 连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0 问题描述: 使用sqlplus客户端登录数据库,报错SP2-0642,而使用其它方式plsql或者tnsnames等方式连接数据库均没有问题 [oracle@test2 ~]$ sqlplus adt/passwd@192.168.112.235:1521/srv_test1 SQL*Plus: Release 10.2.0.1.0 - Produ…

 连接数据库报错:“SQLSTATE[HY000] [2002] No such file or directory”. 出现这个问题的原因是PDO无法找到mysql.sock或者mysqld.sock. 解决方法1:找到相应的.sock文件,并设置php.ini文件中的pdo_mysql.default_socket的值为.sock文件的路径. pdo_mysql.default_socket= /tmp/mysqld.sock 然后重启Apache,或者nginx下重启php-fpm即可.…

Javassm连接数据库报错129 ERROR [com.alibaba.druid.pool.DruidDataSource] - {dataSource-1} init error 发现jdbc这个jar没有,居然忽略了.…

运行springboot项目报错: *************************** APPLICATION FAILED TO START *************************** Description: Field userMapper in com.whohim.springboot.service.impl.UserServiceImpl required a bean of type 'com.whohim.springboot.dao.UserMapper' t…

ArcCatalog连接数据库报错: Failed to connect to database. Cannot connect to database because the database client software failed to load.  Be sure the database client software is installed and configured correctly. 因为ArcGIS 是32位的,安装的数据库client客户端也要求是32位的才行,PL…

SpringBoot启动报错如下 Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2019-05-06 21:27:18.275 ERROR 10968 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : *************************** AP…

sqlplus连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0解决 sqlplus 连接数据库报错SP2-0642: SQL*Plus internal error state 2130, context 0:0:0 问题描述: 使用sqlplus客户端登录数据库,报错SP2-0642,而使用其它方式plsql或者tnsnames等方式连接数据库均没有问题 [plain] [oracle@test2 ~]$ sq…

学习SpringBoot也没有多久,今天SpringBoot连接数据库的时候报如下错误: java.sql.SQLException: The server time zone value '�й���׼ʱ��' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuratio…

13.2 Spring Boot启动报错:Whitelabel Error Page 13.2 Spring Boot启动报错:Whitelabel Error Page 问题描述 Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this as a fallback. Tue Mar 28 22:25:43 CST 2017 There was an unex…

报错类型 NoSuchBeanDefinitionException.No qualifying bean of type  XXXXX.***Mapper 报错信息详情 Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'com.pflm.modules.job.dao.ScheduleJobMapper' available: expec…

maven具体报错提示如下: Description Resource Path Location TypeArtifactDescriptorException: Failed to read artifact descriptor for org.springframework.boot:spring-boot-starter-thymeleaf:jar:1.5.10.RELEASE: ArtifactResolutionException: Failure to transfer org.…

报错:Fri Oct 19 14:29:24 CST 2018 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option…

今天,要在新环境里运行一个python脚本,遇到下面的报错: /usr/lib/python2.7/site-packages/urllib3/util/ssl_.py:160: InsecurePlatformWarning: A true SSLContext object is not available. This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connectio…

我有一个变量: commentModel 默认只是为空, 在freemarker模板中使用<#if>判断是报错 <#if commentModel> ..... </#if> 解决方法(2种): 一,修改模板判断 可以看到,在读取commentModel的时候,因为为空,报错了,错误处的代码是这样的 <#if commentModel> 修改成: <#if commentModel??> 二,修改配置文件 1.yml: classic_compa…

报错信息: 2018-06-25 14:26:17.103  WARN 49752 --- [  restartedMain] ationConfigEmbeddedWebApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyExcept…

com.mongodb.MongoSocketOpenException: Exception opening socket at com.mongodb.connection.SocketStream.open(SocketStream.java:63) ~[mongodb-driver-core-3.4.3.jar:na]at com.mongodb.connection.InternalStreamConnection.open(InternalStreamConnection.java:…

新建了一个springboot项目报一下错误: Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. Reason: Failed to determine a suitable driver class 原因是加入了mybatis依赖而没有指定数据库url属性,解决方式: 1.去除mybatis依赖,即去除 <depen…

报错: Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2019-06-18 08:39:28.643 ERROR 23200 --- [ main] o.s.boot.SpringApplication : Application run failed org.springframework.beans.factor…

Jmeter不仅仅可以测试接口,还可以对数据库进行压力测试.或者造数据. 准备工作:待测试数据库地址.用户名及其密码.Oracle驱动ojdbc14.jar 一.将ojdbc14.jar放至Jmeter路径下(..\apache-jmeter-2.7\lib);否则会报错  Cannot load JDBC driver class 'oracle.jdbc.driver.OracleDriver' 二.启动Jmeter后添加线程组,线程组下添加-配置元件-JDBC Connection Con…

使用JDBC连接数据库时出现报错, 报错内容:Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.…

报错如下: java.lang.IllegalStateException: Failed to load ApplicationContext at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:132) at org.springframework.test.context…

idea启动SpringBoot项目后,出现如下错误: 2019-11-19 15:24:44.344 ERROR 39168 --- [nio-8443-exec-1] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Handler dispatch failed; nested e…

一.背景 springboot的出现,让项目搭建变得更方便快捷,同时简化掉很多的样板化配置代码,提高开发效率. 通过idea生成springboot项目,启动报错:Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. 通过错误不难看出是因为dataSource的url配置缺失导致,但是新生成的项目并没有使用到jdbc,为什…

在一个tomcat服务器下部署了多个采用阿里druid作为数据连接池,结果启动报错.原因是不能在一个tomcat服务器下不能直接部署多个druid作为数据连接池的项目,需要配置. 解决办法: 在springboot中添加配置项: spring.jmx.default-domain= appName…

最近在用springboot构建项目,控制台报错:Handler dispatch failed; nested exception is java.lang.AbstractMethodError,看了下代码编译,bean依赖,jar包版本,网上找了好多资料,依然没发现问题. 最后终于解决. 原因:由于target 文件夹之前生成了 jar包,新启动时springBoot内置Tomcat加载时存有之前的代码缓存,导致 jar包冲突. 解决方案:删掉 target  下边所有的子文件夹,文件.…