1. Read the perldelta* manpages to find out the most important differences between perl versions.
  2. Go through each error and see what it says. In most cases, it should be clear what does not work.

In reply to Re: Back compatibility from v5.6.1 to v5.004_02 by ambrus
in thread Back compatibility from v5.6.1 to v5.004_02 by kokoko12000

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