Index was outside the bounds of the array

Question

How to fix this?

Answer 1

Check a fix:

. . .
cmd.CommandText = "SELECT 1 FROM logininfo WHERE username = ? and StrComp([password], ?, 0) = 0"
. . .
If rd.Read
   MessageBox.Show("Logged In Successfully")
   Users.Show
Else
   MessageBox.Show("Invalid username or password!")
End