I think you mean to say that $tData and $aData are references to hashes. Without seeing more of your code, you might try debugging using ref and Data::Dumper to make sure you have what you think you have. 
use Data::Dumper;
print Dumper(\$tdata);

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In reply to Re: Accessing hashes in main program from subroutine by toolic
in thread Accessing hashes in main program from subroutine by Angharad

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