Why control jump to combobox_selectindexchanged event ?

Question

Greetings I have an array of 30 Combobox in windows form application.I populate these combobox from database on combobox1_selectindexchanged event. when it has text=08.SL  or 09.EL  or 07.CL  it move to combobox_selectindexchanged event. Why it jump to combobox_selectindexchanged event.

Krishna Rajput Singh · Answer

Hello Ujjval Shukla thanks for writing below links i hope helpful for you...:) http://stackoverflow.com/questions/29870164/handle-control-events-differently-depending-on-the-state-of-the-system https://msdn.microsoft.com/en-us/library/system.windows.forms.combobox.selectedindexchanged(v=vs.110).aspx Special thanks csharpcorner