Upgrade from 3.4.1 to 4.9

[paul.grant]

I left this on the back burner and finally it has come to bite me - the hosting provider I use no longer supports php 5 and has switched it off…

I will be trying the following today:

Dev/build problem after upgrade

I am facing this issue right now. I’m not using ZenValidator or Silverware. So I don’t think this is the issue. I’m still searching for the reference deep in the changelog for model indexes. I have found this: https://docs.silverstripe.org/en/4/developer_guides/files/file_migration/ but am on Windows and am struggling to run sake as ‘bash’ is not recognised as an internal or external command, operable program or batch file. I installed wamp and a new version of Silverstripe. I import…