Share 'Question regarding Basic Retro lamp formula with Perc.'

Hello.  A question to anyone who can shed some light on this.  I have been trying to make my first lamp using the Basic Retro lamp formula.  After several days of tinkering I finally got it to work,... for a while.  After the second time I ran it, (never for more than a few hours) it stopped flowing altogether.  Reading many of the posts I came upon one which sounded authoritative that stated out…