1.Spring boot 启动报错 Failed to auto-configure a DataSource 参考资料https://blog.csdn.net/liuyinfei_java/article/details/79750146…

spring boot 启动报错如下 org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.boot.autoconfigure…

解决spring boot启动报错java.lang.NoClassDefFoundError: ch/qos/logback/classic/Level 学习了:https://blog.csdn.net/yunfeng482/article/details/78106433 没想到啊:我都看见了,idea也反编不了: 没想到要重新下载啊:…

spring boot 启动报错: Caused by: java.lang.IllegalArgumentException: LoggerFactory is not a Logback LoggerContext but Logback is on the classpath. Either remove Logback or the competing implementation (class org.slf4j.impl.Log4jLoggerFactory loaded from…

详细错误代码: *************************** APPLICATION FAILED TO START *************************** Description: Binding to target [Bindable@5bf217b type = org.springframework.boot.autoconfigure.web.ResourceProperties, value = 'provided', annotations = array…

今天学习springboot,使用idea创建项目.在选择组件时添加了mysq 然后在第一次启动的时候启动报错,错误信息如下: ***************************APPLICATION FAILED TO START***************************Description:Failed to auto-configure a DataSource: 'spring.datasource.url' is not specified and no embedd…

使用命令 java -jar springBoot.jar  启动项目,结果报错如下: Exception at java.lang.String.substring(String.java:) at org.springframework.boot.loader.jar.JarFile.createJarFileFromDirectoryEntry(JarFile.java:) at org.springframework.boot.loader.jar.JarFile.createJarFi…

详细错误信息: com.mongodb.MongoSocketOpenException: Exception opening socket at com.mongodb.connection.SocketStream.open(SocketStream.java:63) ~[mongodb-driver-core-3.4.2.jar:na] at com.mongodb.connection.InternalStreamConnection.open(InternalStreamConnect…

主要错误:Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. 未能配置数据源:未指定“url”属性,也无法配置嵌入式数据源. Error starting ApplicationContext. To display the conditions report re-run your application with '…

1.构建一个简单springboot工程,日志打印报错内容如下: 15:38:28.673 [main] DEBUG org.springframework.boot.devtools.settings.DevToolsSettings - Included patterns for restart : [] 15:38:28.675 [main] DEBUG org.springframework.boot.devtools.settings.DevToolsSettings - Exclud…

17:57:19: Executing task 'bootRun'... Parallel execution with configuration on demand is an incubating feature.:thinkvenus-common:compileJava:thinkvenus-tool:processResources UP-TO-DATE:thinkvenus-common:compileJava UP-TO-DATE:thinkvenus-common:proce…

报错No active profile set, falling back to default profiles pom.xml加上下面两个依赖 <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <gr…

Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'esPublicController': Unsatisfied dependency expressed through field 'ge…

Caused by: java.lang.IllegalArgumentException: Not a managed type: class com.pisen.cloud.luna.feign.ten.beans.SysUser at org.hibernate.jpa.internal.metamodel.MetamodelImpl.managedType(MetamodelImpl.java:210) ~[hibernate-entitymanager-5.0.12.Final.jar…

java.lang.IllegalArgumentException: LoggerFactory is not a Logback LoggerContext but Logback is on the classpath. Either remove Logback or the competing implementation (class org.apache.logging.slf4j.Log4jLoggerFactory loaded from file:/D:/develop/ap…

最近在学习使用spring boot.使用maven创建好工程,只引用需要用到的spring boot相关的jar包,除此之外没有任何的配置. 写了一个最简单的例子,如下所示: package com.torlight; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.EnableAutoConfiguration; import org.spring…

问题: springBoot项目,已经两次了,启动报内存溢出,内存泄露 分析: 内存泄露是因为垃圾回收器想要回收程序不用的对象,但是该对象还有引用存在 解决: 1.第一次是mybatis文件和Java的dao层里的接口类,参数不同,导致编译时停在这个mapper文件 可以查看控制台看停在那个mapper来解决该文件的参数问题 2.第二次是启动的时候有一个controller类的属性靠配置文件注入值,后来不用了也没注释掉, 但是配置文件修改了,没有这个值的配置,启动报内存泄露 总结: 可以看出,都…

简介 为了学习和尽快掌握 Java 9 的模块化(Module System)新特性,最近安装了 JDK 9,新建了一个 Spring Boot 进行尝试, 过程中遇到了一下报错问题,写下此文谨作为个人笔记,同时也供遇到相同问题的同学参考. 1. Gradle "Could not determine java version from '9.0.1'." 问题 之前本地安装的是 Gradle 4.1 版本,在创建基于Gradle的Spring Boot项目时,在Gradle执行Bui…

项目加入FeignClient后再启动就报错,具体报错信息如下: org.springframework.core.annotation.AnnotationConfigurationException: Attribute 'value' in annotation [org.springframework.cloud.netflix.feign.FeignClient] must be declared as an @AliasFor [serviceId], not [name]. at…

[ERROR] Failed to execute goal org.springframework.boot:spring-boot-maven-plugin:1.3.0.RELEASE:repackage (default) on project device-factory-service: Execution default of goal org.springframework.boot:spring-boot-maven-plugin:1.3.0.RELEASE:repackage…

spring项目启动的时候报如下错误: java.lang.IllegalStateException: BeanFactory not initialized or already closed - call 'refresh' before accessing beans via the ApplicationContextat org.springframework.context.support.AbstractRefreshableApplicationContext.getBeanF…

问题 在对spring boot项目进行修改后,重新启动时报如下错误: Composite-id class must implement Serializable: xxx xxx为具体的类 原因 找到xxx类,查看是否定义了多个@Id,如下图: 解决 如果该实体类对应的表只有一个主键,即图中的id,把linkName上面的@Id注解删除即可,重新启动就不会报错了. 如果该实体类对应的表确实使用的两个字段(联合主键),则要求该实体类必须可序列化,该类要实现 Serializable 接口,并添…

搭建spring boot项目时启动出现的问题,先来看异常片段: Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled. 2019-06-04 09:32:21.462 ERROR 18900 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : **************…

Tomcat 启动Spring MVC工程报如下错误 java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1305) at org.apache.catalina.loader.WebappClas…

1.控制台报错 Pointcut is not well-formed: expecting 'name pattern' at character position 33 execution(com.stu.controller.*.*(..)) 2.eclipse提示 Pointcut is malformed: Pointcut is not well-formed: expecting 'name pattern' at character position 33 execution(c…

很尴尬,为了使用Spring Boot的Initializr,特意下了个Intellij Idea,刚按提示新建一个Spring Boot的Maven项目后,就出现红叉叉了.因为IDE是新的,开始是Maven配置问题,这样设置一下就可以跑Maven了:File -> Setting -> Build,Excution,Deployment -> Build Tools -> Maven -> 修改Maven home directory.User setting file为你…

1 报错描述 java.lang.IllegalStateException: Could not load TestContextBootstrapper [null]. Specify @BootstrapWith's 'value' attribute or make the default bootstrapper class available. ​ 2分析原因 spring-webmvc的版本应该与spring-test的版本不一致 ​ 3解决 ​ ​ 显示推荐内容…

刚开始创建Spring boot项目时,pom.xml文件时报如下图错误: 在网上百度的说让更新下Maven的update project,我试了没用,最后将version版本改了就行了,我原来版本是2.0.1RELEASE,改成了1.5.6.RELEASE就可以了.…

*************************** APPLICATION FAILED TO START *************************** Description: Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. Reason: Failed to determine a suitable…

org.thymeleaf.exceptions.TemplateInputException: Error resolving template "admin/verifyPassword", template might not exist or might not be accessible by any of the configured Template Resolvers at org.thymeleaf.TemplateRepository.getTemplate(Tem…