https://my.oschina.net/u/2419190/blog/504417
Window > Preferences > General > Capabilities > Advanced >
MyEclipse
Standard
Tools > check the option WTP (Deprecated).
在SVN导出的Maven项目,或以前不是用Maven管理的项目想要转换成Maven项目,但Myeclipse中右键Configure 找不到Convert to maven project选项,因此需要如下设置:
Window > Preferences > General > Capabilities > Advanced > MyEclipse Standard Tools > check the option WTP (Deprecated).