Ujjain: The three-day 19th Antar-rashtriya Jyotish Vastu Mahasammelan, which concluded here at a private hotel on Sunday evening under the aegis of Ma Sharda Jyotishdham Anusandhan Sansthanam, discovered that the industrial development of Ujjain in on halt owing to vastu-dosh. “The incoming of Kshipra River from agney direction, imposition of industrial zone in ishaan-direction are the major hurdles before city’s industrial development,” they submitted. On the concluding day, various sessions were held at the venue. Discussions were conducted on the topics like impact of Vastu Shastra on human life, numerology, married life and palmistry. Free-of-cost astronomical guidance was also extended to the people.