Eclipse项目上有红色感叹号,各包显示正常.用JUnit测试部分能运行,部分报错,报错如下: Class not found UserTestjava.lang.ClassNotFoundException: UserTest at java.net.URLClassLoader.findClass(URLClassLoader.java:381) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Lau
问题1, [ERROR]Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.21.0:test (default-test) on project motherBuyBoot: There are test failures. [ERROR] Please refer to D:\web\motherbuy\target\surefire-reports for the individual test r
java项目连接jdbc报错:com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Could not create connection to database server 原因:相关jar包版本太低 解决方法:下载最新版的mysql-connector-java即可
新建SpringBoot项目运行页面报错Whitelabel Error Page This application has no explicit mapping for /error, so yo 2019年03月25日 16:32:17 叮叮当当0543 阅读数:22 这个错误的出现一般是SpringBoot的启动类(类名上面有@SpringBootApplication注解 )与controller包不在同一个目录下,解决方案就是把启动类和controller包放在同目录下就可以啦.
转自:http://www.cnblogs.com/beppezhang/p/5919221.html maven项目中的报错问题——Dynamic Web Module 3.0 requires Java 1.6 or newer. 当创建动态的web 3.0的项目时需要java1.6及以上的版本支持: 而我们的eclipse中创建的maven骨架默认是java1.5的版本,这种情况下就会报以下的错误:Dynamic Web Module 3.0 requires Java 1.6 or
ASP.NET MVC 复制MVC项目代码到同一个项目的时候报错The request for ‘home’ has found the following matching controll “/”应用程序中的服务器错误. Multiple types were found that match the controller named ‘home’. This can happen if the route that services this request (‘{controller}/
使用hadoop+myeclipse开发项目是测试运行报错: log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.ht