Normally on smaller-than-desktop breakpoints in the designer, when you pull the slider on the side of the page to change the display size, a ruler is displayed at the bottom of the screen. The ruler isn’t showing up for me right now, even when I try in an incognito window (using Chrome for Mac). On another computer (using Chrome for Windows), it works fine. (Pretty sure this is not a platform issue though since it’s worked in Chrome for Mac in the past.)
In the debugger I see a LOT of errors like this:
webflow-designer.min.3723e01cd3.js:33
Uncaught TypeError: Cannot read property 'getNativeNode' of null
getNativeNode @ webflow-designer.min.3723e01cd3.js:33
getNativeNode @ webflow-designer.min.3723e01cd3.js:70
getNativeNode @ webflow-designer.min.3723e01cd3.js:33
updateChildren @ webflow-designer.min.3723e01cd3.js:70
_reconcilerUpdateChildren @ webflow-designer.min.3723e01cd3.js:71
_updateChildren @ webflow-designer.min.3723e01cd3.js:71
updateChildren @ webflow-designer.min.3723e01cd3.js:71
_updateDOMChildren @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
performUpdateIfNecessary @ webflow-designer.min.3723e01cd3.js:70
performUpdateIfNecessary @ webflow-designer.min.3723e01cd3.js:33
runBatchedUpdates @ webflow-designer.min.3723e01cd3.js:29
perform @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:29
s @ webflow-designer.min.3723e01cd3.js:29
closeAll @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:48
batchedUpdates @ webflow-designer.min.3723e01cd3.js:71
enqueueUpdate @ webflow-designer.min.3723e01cd3.js:29
enqueueUpdate @ webflow-designer.min.3723e01cd3.js:58
enqueueSetState @ webflow-designer.min.3723e01cd3.js:58
ReactComponent.setState @ webflow-designer.min.3723e01cd3.js:57
Container.e.onChange @ webflow-designer.min.3723e01cd3.js:67
(anonymous function) @ webflow-designer.min.3723e01cd3.js:57
(anonymous function) @ webflow-designer.min.3723e01cd3.js:30
a.bugsnag @ bugsnag-2.min.js:1
webflow-designer.min.3723e01cd3.js:70
Uncaught TypeError: Cannot read property 'componentWillReceiveProps' of null
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
updateChildren @ webflow-designer.min.3723e01cd3.js:70
_reconcilerUpdateChildren @ webflow-designer.min.3723e01cd3.js:71
_updateChildren @ webflow-designer.min.3723e01cd3.js:71
updateChildren @ webflow-designer.min.3723e01cd3.js:71
_updateDOMChildren @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:70
receiveComponent @ webflow-designer.min.3723e01cd3.js:33
_updateRenderedComponent @ webflow-designer.min.3723e01cd3.js:70
_performComponentUpdate @ webflow-designer.min.3723e01cd3.js:70
updateComponent @ webflow-designer.min.3723e01cd3.js:70
performUpdateIfNecessary @ webflow-designer.min.3723e01cd3.js:70
performUpdateIfNecessary @ webflow-designer.min.3723e01cd3.js:33
runBatchedUpdates @ webflow-designer.min.3723e01cd3.js:29
perform @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:29
s @ webflow-designer.min.3723e01cd3.js:29
closeAll @ webflow-designer.min.3723e01cd3.js:48
perform @ webflow-designer.min.3723e01cd3.js:48
batchedUpdates @ webflow-designer.min.3723e01cd3.js:71
enqueueUpdate @ webflow-designer.min.3723e01cd3.js:29
enqueueUpdate @ webflow-designer.min.3723e01cd3.js:58
enqueueSetState @ webflow-designer.min.3723e01cd3.js:58
ReactComponent.setState @ webflow-designer.min.3723e01cd3.js:57
Container.e.onChange @ webflow-designer.min.3723e01cd3.js:67
(anonymous function) @ webflow-designer.min.3723e01cd3.js:57
(anonymous function) @ webflow-designer.min.3723e01cd3.js:30
a.bugsnag @ bugsnag-2.min.js:1