I am unable to reproduce the error in my computer. When I run your script I get a DONE!! message.

Which perl version and OS are you using?

Also, could you follow Corion advice trying to reduce the script to something minimal?

In reply to Re^3: Tie::File and Tie::Array::Packed; by salva
in thread Tie::File and Tie::Array::Packed; by Dandello

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