The most common cause for having a number where a reference is expected is when 

$Myhash{$item} = @array;

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is used instead of 

$Myhash{$item} = \@array;

[download]

In reply to Re: Can't use string ("2") as a HASH ref while "strict refs" in use by ikegami
in thread Can't use string ("2") as a HASH ref while "strict refs" in use by Anonymous Monk

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