In what looked like a fatal jurisdictional misstep, Sheila Ryan failed to comply with a statutory technicality for initiating judicial review of a zoning board decision involving property owned by Laura Sheehan.The problem was that the caption of the summons that accompanied Ryan’s complaint identified the defendants as “Zoning Board of Appeals of the City of Chicago, et al,” without specifically naming Sheehan — although the summons listed Sheehan as one of the persons to be served.A Cook County …