... and now that's resolved, updating this bug to "Won't fix", to indicate that we haven't and won't be making any code changes to make Mahara compatible with copy-over upgrading.
We still might want to put in place a sanity check to detect copy-over upgrading. As mentioned above, that's been spun off into a separate bug: https://bugs.launchpad.net/bugs/1519519
... and now that's resolved, updating this bug to "Won't fix", to indicate that we haven't and won't be making any code changes to make Mahara compatible with copy-over upgrading.
We still might want to put in place a sanity check to detect copy-over upgrading. As mentioned above, that's been spun off into a separate bug: https:/ /bugs.launchpad .net/bugs/ 1519519