System.FormatException: String was not recognized as a valid DateTime. at System.DateTimeParse.Parse(String s, DateTimeFormatInfo dtfi, DateTimeStyles styles) at System.Convert.ToDateTime(String value, IFormatProvider provider) at System.String.System.IConvertible.ToDateTime(IFormatProvider provider) at System.Convert.ToDateTime(Object value) at etkinlikler.Page_Load(Object sender, EventArgs e) in d:\vhosts\edusolutions.org\sos4all.org\etkinlikler.aspx.cs:line 87
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