一招搞定:Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat 搭建springcloud项目,启动eureka的过程中出现了以下错误,该怎么办 Unable to start web server...
To set up Android Studio on Windows: Launch the?.exe?file you just downloaded.Follow the setup wizard to install Android Studio and any necessary SDK tools. On some Windows systems, the launcher script does not find where Java is installed. If you encoun...
SOA实现方式之一:使用Apache CXF 框架 一、服务端 1、配置xml you simply need to provide the class name and an address <?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://")
public interface Greetin...
can not register RM,err:can not connect to services-server 使用seata0.9 有时报 can not register RM,err:can not connect to services-server. 这个错 加个版本号试试 <version>2.1.0.RELEASE</version> <dependency> <groupId>com.alibaba.cl...
关于Type interface mapper.UserMapper is not known to the MapperRegistry.问题 最近正在学习Mybatis-Spring的使用方法,今天第一次尝试直接使用Spring来整合mybatis配置(包括数据源设置,mapper映射等等)将sqlSessionFactory以及sqlSession全部...
当我在配置springcloud整合Eureka的时候发现了问题: 启动之后 org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tom...
项目场景: Spring Cloud微服务Eureka服务端、客户端, 问题描述: 启动服务端正常、客户端无法连接服务器端 registration failed Cannot execute request on any known server was unable to refresh its cache! status = Cannot execute request on...
最近在使用阿里的nacos的注册中心,下载了最新版本,按照网上的一套流程走下来然后报错 failed to req API:/nacos/v1/ns/instance after all servers([127.0.0.1:8848]) tried: ErrCode:403, ErrMsg:
Whitelabel Error Page
This application has no explicit m...
Cause: org.apache.shiro.UnavailableSecurityManagerException: No SecurityManager accessible to the calling code, either bound to the org.apache.shiro.util.ThreadContext or as a vm static singleton. This is an invalid application configuration. 上方报错的几...
本地的SpringBoot项目平时起都没问题,想验证个功能点的时候突然起不来,报这个错误 Description: Failed to configure a DataSource: 'url' attribute is not specified and no embedded datasource could be configured. Reason: Failed to determine...