错误信息如下: Caused by: com.opensymphony.xwork2.config.ConfigurationException: Bean type class com.opensymphony.xwork2.ObjectFactory with the name struts has already been loaded by bean - jar:file:/C:/Users/YuCheng/Documents/WorkDir/Ossez/cwiki-us/src/spr…

spring  boot 启动遇到报错,具体如下 Description: 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 Action: Consider the following: If you want a…

我遇到的问题是项目中使用java_websocket的WebSocketClient,由于性能要求,需要再Controller直接继承WebSocketClient, 在项目启动过程中调试进入springboot框架,大概意思说onClose被识别为内部方法,造循环依赖等问题,具体没去深究,相关错误关键字如下 Eagerly caching bean to allow for resolving potential circular references Invalid destruction…

2018-06-27 14:12:28.804 ERROR 14312 --- [ restartedMain] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Exception during pool initialization. com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sen…

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STS 运行报错 java.lang.NoClassDefFoundError: ch/qos/logback/classic/LoggerContext 学习了: http://ask.csdn.net/questions/381580 http://blog.csdn.net/liuxiangke0210/article/details/77893560?locationNum=2&fps=1 增加了: <dependency> <groupId&g…

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…

spring boot启动报错误 Thread-2] s.c.a.AnnotationConfigApplicationContext : Closing org.springframework.context.annotation.AnnotationConfigApplicationContext@7ba18f1b: startup date [Wed Sep 06 10:44:37 CST 2017]; root of context hierarchy2017-09-06 10:44:3…