Time error configuration on debates

At least in debates, there's an error when seting hours... At starting time of 1 hour, and at ending of 2 in between of what is set/saved and what is shown afterwards. Image attached is the result for this configuration: - starting: 19/03/2018, 08:00 - ending: 28/04/2018. 23:55 Check the time saved on image below...