Launching Kstars 3.6.0 (from Finder) then launching INDI server plus EKOS, from within Kstars, allows use of Cmd-F, and/or Pointing>Find Object... without a crash.
When you quit EKOS, Cmd-F and Pointing>Find Object... still works.
Quit INDI server, then use Cmd-F or Pointing>Find Object...: crash!