I've never used this module, but looking at the man page (Data::Printer), I see something in the "Extra Tips" section that might help. Maybe if you put the following in both copies of your script, you might get consistent behavior: 
use Data::Printer use_prototypes => 0;

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In reply to Re: Problems with Data::Printer and prototypes by graff
in thread Problems with Data::Printer and prototypes by mje

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