Indian Railways — working system at railway station - kwv

19.05.18, today early morning working system of kwv rail station.
1) train no. 11052 kop to sur arrived kwv at 5.54 am. Dep. Time is 6.00 am. Actually departed at 6.25 am. Without any reason, no up and down train through this route. From wadshinge station onwards route is double track. Passengers could have reach 30 minutes earlier at solapur. Is there any explanation or any specific reason?
2) very serious - train no. 11042 was scheduled arrival kwv at 6.22 after short delay. Computerised announcing and display boards, were indicating train will come at platform no. 2, since 6.05 am to 6.20 am. At 6.21 am all of sudden above systems announced train is coming at platform no. 3. Passengers were running from pl no 2 to pl no 3, some with luggage, some crossed the open tracks, their lives were in danger. Actually platform no 2 was vacant. Why the on duty staff changed platform all of sudden. What was the reason?