当使用mvn package打包项目的时候,抛出下面这个错误: [ERROR] Unable to locate the Javac Compiler in: D:\jdk\..\lib\tools.jar Please ensure you are using JDK 1.4 or above and not a JRE (the com.sun.tools.javac.Main class is required). In most cases you can change the loca
在Linux mint下,前几天还用得很好的的eclipse,今天开机不知为什么这样. Eclipse 3.6 在 linux mint 12 可以在终端顺利启动Eclipse,但是鼠标双击,或者用起动器启动就会出现如下的内容: A Java Runtime Environment (JRE) or Java Development Kit (JDK) must be available in order to run Eclipse. No Java virtual machine was f
原因:没有安装java ee等插件 Help--->Install New software---->work with中选择All Available Sites----> Web, XML, Java EE and OSGi Enterprise Development------>下拉框中勾选 Eclipse Java EE Developer Tools即可