In fact I found the problem. Clearing the hash with $user = (); causes all of the values to be undefined. If I use the doClearUser sub then they are all blank and the update proceeds as it ought.

Too many hours at the keyboard and not enough coffee!

jdtoronto

In reply to Re: Updating values in Tk using a NoteBook container by jdtoronto
in thread Updating values in Tk using a NoteBook container by jdtoronto

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