Thank you Anonymous Monk. I fixed the script but the validatecommand is still not doing what I expect. I want it to give an immediate error if an invalid character is input into the entry.

Well, fixing g_pack so you have $ent is not the only change you made

If you employ basic debugging checklist, I'm sure you'll notice what isn't getting called and when

In reply to Re^7: Tk vs Tkx for -validatecommand by Anonymous Monk
in thread Tk vs Tkx for -validatecommand by shortyfw06

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