【添加tomcat里lib下的jar包】eclipse中The project cannot be built until build path errors are resolved时间:2021-10-16 18:08:36问题描诉:在eclipse中新建了一个web项目,把myeclipse中正常的项目拷贝到eclipse的src和webcontent目录 然后项目中就出现了× 注意项目中Errors