Dave, Yes, there are some features in 3.1 that will block using earlier versions of 2.6. You can see the list and the earliest version for each at https://github.com/Gnucash/gnucash/blob/maint/libgnucash/engine/gnc-features.c#L42 <https://github.com/Gnucash/gnucash/blob/maint/libgnucash/engine/gnc-features.c#L42>.
Regards, John Ralls > On May 14, 2018, at 6:25 PM, David Carlson <david.carlson....@gmail.com> > wrote: > > John, > > I was not clear. I really wanted clarification from the developers. I > suspect that you may not be using features that are not compatible between > the versions as I know that there are some features that are not backward > compatible. > > David C > > On Mon, May 14, 2018, 7:59 PM John Pastore <jrpast...@gmail.com> wrote: > >> Not sure if you meant you need clarification from ME or ...? >> >> Anyway, here's my history: >> >> 1) Created original data file using GNC 2.6.12 on Ubuntu 16.04 LTS >> >> 2) Months later installed GNC 2.6.19 on Win 7 and copied datafile from #1 >> with no issues. >> - this datafile included (1) monthly scheduled transaction and about (20) >> securities each with about (5) manual price history updates >> >> 3) Weeks later installed GNC 3.1 on Win 7 and used same datafile from #2 >> with no issues. >> >> 4) Weeks later got Finance::Quote automatic price updates working via >> AlphaVantage on #3. >> >> 5) Days later copied datafile from #4 back to GNC 2.6.12 on Ubuntu. >> Everything looked fine including: >> - scheduled transaction notice for monthly transaction whose date had >> since passed by >> - price history for all securities including more recent entries from >> Finance::Quote >> - security details including (to my surprise) updated source for online >> updates to "Unknown:AlphaVantage" from "Single:Vanguard" (which had never >> worked) for all (20) securities. >> >> 6) Days later (just now) copied most recent datafile from #4 back to GNC >> 2.6.12 on Ubuntu just to see if prior success had been a fluke. Everything >> still looks fine. >> >> Hope this history is helpful. >> >> John >> >> On Mon, May 14, 2018 at 6:22 PM, David Carlson < >> david.carlson....@gmail.com> wrote: >> >>> We need clarification on this because I recall seeing that files touched >>> by testing releases in the 2.7 group and 3.0 and 3.1 were changed so they >>> were no longer readable by releases prior to 2.6.21. >>> >>> David C >>> >>> On Mon, May 14, 2018 at 2:45 PM, John Pastore <jrpast...@gmail.com> >>> wrote: >>> >>>> I reviewed FAQ section 3.3, but it does not cover more recent versions of >>>> Gnucash. >>>> >>>> I use Gnucash 3.1 on Windows (7) and Gnucash 2.6.12 on Linux (Ubuntu >>>> 16.04 >>>> LTS), soon to transition to 2.6.19 on Ubuntu 18.04 LTS. >>>> >>>> Data file portability appears to be fine in both directions, but I just >>>> want to make sure there are no specific cases that might result in data >>>> file corruption. >>>> >>>> Any advice much appreciated! >>>> >>>> John >>>> _______________________________________________ >>>> gnucash-user mailing list >>>> gnucash-user@gnucash.org >>>> To update your subscription preferences or to unsubscribe: >>>> https://lists.gnucash.org/mailman/listinfo/gnucash-user >>>> If you are using Nabble or Gmane, please see >>>> https://wiki.gnucash.org/wiki/Mailing_Lists for more information. >>>> ----- >>>> Please remember to CC this list on all your replies. >>>> You can do this by using Reply-To-List or Reply-All. >>>> >>> >>> >> > _______________________________________________ > gnucash-user mailing list > gnucash-user@gnucash.org > To update your subscription preferences or to unsubscribe: > https://lists.gnucash.org/mailman/listinfo/gnucash-user > If you are using Nabble or Gmane, please see > https://wiki.gnucash.org/wiki/Mailing_Lists for more information. > ----- > Please remember to CC this list on all your replies. > You can do this by using Reply-To-List or Reply-All. _______________________________________________ gnucash-user mailing list gnucash-user@gnucash.org To update your subscription preferences or to unsubscribe: https://lists.gnucash.org/mailman/listinfo/gnucash-user If you are using Nabble or Gmane, please see https://wiki.gnucash.org/wiki/Mailing_Lists for more information. ----- Please remember to CC this list on all your replies. You can do this by using Reply-To-List or Reply-All.
