Left panel freezing ver 1.2.3 win 10

[dpoulton]

This is also covered in the "Available for testing" thread.

Pre-release 1.2 is available for testing

Indeed, I see it now. That must be due to the sidebar rendering optimisation, I'll look into it. Yes don't rely on these random names as they are generated by the styling library. For now, you can use the non-random classes or selectors like div p span {} etc to get to the element you need to target.