The editor will only allow one single edit. After a save, I can no longer edit  and need to either close firefox or go back to  completely reload the page.  Suspect this is a problem related to the upgrade to 5.2 of the new editor.

this seems to be Mac only - works in  PC . Need to find out what is going on and whether there is a setting or parameter we need to specify.

Please try the following example using MAC:

 

 

It will be helpful if you can put a test page online so we can check it.