[sage-support] No way to open sage Notebook

Hi, I use Sage 5.11 on Mac OS X.6 and until about one year ago I used to be able to open it without any trouble. Now these days I can't get the notebook to open (safari or firefox declare itself unable to opne localhost:8080). I have to use the terminal version. By the way when typing notebook() th

[sage-support] Sage always crashes

Hi, I'm trying to use Sage 7.3 on Ubuntu. I've downloaded the archive, used archive manager to extract it and got a directory SageMath. Inside I double click the sage executable. The terminal opens and after a lot of lines starting with "patching" it says "SageMath version 7.3, release date..."