The AMISYS Data Warehousing product will not run on the version of
ALLBASE that comes with 5.5. You must retrofit ALLBASE (I think it is
G.0 but I may be wrong.)
As for running AMISYS 8.X on 5.5, I ran the AMISYS 6 loop on 5.5.
You may contact me directly for further information. The AMISYS
listserver may net you more answers. The address is:
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I don't remember the subscription procedure but its free and painless.