Error editor.Parser.parseCss

[andcmatias]

On set media query

editor.Parser.parseCss(@media only screen and (max-width: 600px) { .btn { background-color: lightblue; } })

grapes.min.js:2 Uncaught TypeError: i is not a function
at Object.parse (grapes.min.js:2:618584)
at e.parseCss (grapes.min.js:2:620024)
at :1:15

[artf]

I don't see any issue in the latest version