try running the three files that are SIMSinst
SIMSInfrastructureSetup.exe
SIMSApplicationSetup.exe
SIMSManualSetup
then copy the SIMS.ini from a working PC
I hope he turns up/faces the audience/in is a bad mood (as opposed to a foul one).
I think he is brilliant and have seen him live, but he can be very temperamental.
There are many themes free in Wordpress. You can filter by colour, columns and other requirements, even test you existing site live without installing.
Welcome to SupportNet. It's horrible. Difficult to find anything you want, and I have been using it for many years.
Good news is that they have developed a new site which will be up and running in a couple of months or so.