vagrant up 报错如下,

/opt/vagrant/embedded/lib/ruby/2.3.0/psych.rb:379:in `parse': (<unknown>): found a tab character that violate intendation while scanning a plain scalar at line 26 column 11 (Psych::SyntaxError)

屏幕快照 2017-08-08 21.44.43.png

具体原因是,homestead.yaml 文件中的某一空白行前面有"空格"导致的