SpringBoot—启动报错Exception in thread “main“ java.lang.ClassNotFoundException,问题解决方案pom.xml中查看中的内是否未加Application类。
打开Eclipse,创建spring boot的spring starter project项目,选择菜单:File > New > Project ...,弹出对话框,选择:Spring Boot > Spring Starter Project,在配置依赖时,勾选web,完成项目创建。 项目配置 application.properties配置 ## 服务器端口,默认是8080 server.port=8096 ## 让404错误抛出异常,需要同时设置spri...
Hi I just tried to upgrade my pet project to Spring Boot 2.4.0 and got an exception when running the application: java.lang.IllegalArgumentException: Unable to instantiate factory class [org.springframework.boot.context.config.ConfigData...
<groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-validation</artifactId> </dependency> </dependencies> Notice: The introduction ofspring-boot-starter-validationis to verify the parameters in the request, and then throw an exception when the parameters are not satisfied. ...
简介:springboot项目出现Exception in thread “main“ java.lang.NoClassDefFoundError: javax/servlet/Filter 学习过程中遇到了如下问题: Exception in thread "main" java.lang.NoClassDefFoundError: javax/servlet/Filterat java.base/java.lang.ClassLoader.defineClass1(Native Method)at java.base/java.lang.ClassLoa...
spring: http: encoding: force: true charset:UTF-8enabled:true server: tomcat: uri-encoding: UTF-8 Spring Boot-全局字符编码的设置==>https://www.pianshen.com/article/9505282218/ in its raw version as part of a circular reference 异常信息 ...
SpringBoot项目在启动时报Exception in thread "main" java.lang.StackOverflowError。 问题排查 作为一个夜夜仰望星空的码农这个异常再熟悉不过了-"堆栈溢出", Exception in thread"main"java.lang.StackOverflowError at org.apache.logging.log4j.util.StackLocator.getCallerClass(StackLocator.java:108)at org.apache.loggi...
My RestController has this function: @GetMapping("/wait") suspend fun waitForSeconds(@RequestParam(value = "seconds", defaultValue = "1") seconds: Long): String { val now = DateTime.now() delay(seconds * 1000) val then = DateTime.now() r...
然后重新创建一个gradle project 就可以启动成功了: success.png 我觉得可能是springboot版本和gradle版本出现了冲突,因为默认的gradle wrapper是springboot 自己集成进去的,springboot即使版本更新,自己也会维护这个gradle wrapper,所以用推荐的是没有问题的。
启动Springboot项目,Java报错exception in thread "main"java.lang.unsupportedclassversionerror 在Linux中启动Java项目时候,报java环境报错: exception in thread "main" java.lang.unsupportedclassversionerror: com/example/app/application has been compiled by a more recent version of the java runtime (class ...