Here is the first error message displayed:

Cloneset:'dbldyn'
uses equal names for different ROMs
and so it can't be merged to its parentset 'dynduke'

Parent/Clone relationship will be removed


> When I try to generate Dat from 0.103 Mame exe file,
> it doesn't work fine. Did someone have this trouble ?
> Is there a workaround solution or bug fix ?
>
> Thanks in advance.
>