Breaking tooltip layout on category name "" or " " or null or tab
Correct tooltip layout
Uncorrect tooltip layout
jsfiddle
Chrome 54
_Workaround_ Set the useHTML flag as true.
Example:
Simplified demo: http://jsfiddle.net/henrikskar/4ckk9wzm/ Working on a solution now. Thanks for reporting!
@sebastianbochan thanks for the fix