From: <Gene_Gaunt@xxxxxxxxxxxxxxx>
> > It is not really necessary to compute the second checksum. Just set the
> >16 bytes to binary zeroes and the save file will be accepted as valid.
>
>
> The second checksum is necessary, otherwise the write record operation on
> the final save file record fails with CPF4525, even when binary zeros.
>

set both checksums to zero...
A virgin savefile has both set to zero, when duplicating or copying the
savefile
both checksums are computed.




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