1、eclipse报错具体如下
Error occurred during the build.
Errors running builder 'JavaScript Validator' on project 'DoJo'
java.lang.NullPointerException.
2、解决办法
(1)单击一个项目右键,点击“Properties”
(2)找到“Builder”,取消第一项“JavaScript Validator”,然后点击“OK”
单击“OK”,这个错误就消除了