.net - DateTimePicker is not working Properly -
Actually, I have a 2-timer timer picture which is in my fast-sized bit Net Net 2008. Both of them do the same event. But one of them is not working properly until I use one more. Please let me !!!! Help private void dtpStart_ValueChanged (object sender, EventArgs e) {if (cmbDay.SelectedIndex == -1 | | CmbLeaveName.SelectedIndex == -1) {MessageBox.Show ( "Please Day Select and leave name "," error ", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); DtpStart.ValueChanged - = New EventHeader (dtpStart_ValueChanged); } If (dtpStart.Value & gt; dtpEnd.Value) {MessageBox.Show ( "release date from date can not occur before", "illegal entry ', MessageBoxButtons.OK); DtpStart.Value = dtpEnd .Value;} Getdays (); Czech = validate (); if (Czech == "false") {Czech = "right"; return;} LoadDataGridView ();} private void DtpEnd_ValueChanged (object sender, EventArgs e) { if (cmbDay.SelectedIndex == -1 || cmbLeaveName.SelectedIndex...