Warning: The "path" argument must be of type string. Received type object Use --force to continue.

[fabiosouzadev]

dot: {
      dist: {
        options: {
          variable: 'tmpl'
        }, 
        src: [__dirname + '/dot-templates/*.dot'],
        dest: __dirname + '/static/js/templates.js'
      }
    }

I am using ubuntu 18.04 Can you help me?

[saulonunesdev]

change the gruntfile to Gruntfile it worked for me