错误:“pre”版本的节点不能安装，而是使用-nodedir标志。

I'm trying to install opencv for node. I don't think this has anything to do with opencv directly, rather it has to do with node-gyp. I had success in installing opencv on my mac but when I try to do the exact same on Ubuntu server I get the following error after doing 'npm install opnecv': for node. I don't