Could you specify which second = txtdisplay.text causes the error? And what type of error it is?

Ok, so you have made the equals into a label as well and it has an index of 4? Let's look at your lblsign_click Sub. It assigns a value to first, then deletes the text in txtdisplay, then assigns the...

Whoops! What's gotten into me? My memory must be fading, or maybe I'm just too sleepy right now. Once again, everyone, I'm sorry for double posts. I do hope this will be the last time.

Er, wrong...

Like I said in my second post, I didn't see that you have already assigned numbers for your variables and that you reversed the assigning process to second. Now, however, I figured out another...

Sorry for the double post. I didn't see the assigning of the variables the first time. Please look in the sub Eq_Click(), txtdisplay.Text = second must be second = txtdisplay.Text. You reversed the...

You didn't assign the numbers to first and second. And in Private Sub cmdEq_Click(), you can remove the sign = lblsign(Index).caption because it is not necessary and if not removed will alter the...

Does this help?

Dim TaskID As Long
TaskID = Shell(pathname\filename.exe, vbNormalFocus)