Uwe, Could not be that your previous flow had the custom processors and with this upgrade you've not put them in lib dir?
On Fri, Apr 14, 2017 at 12:29 PM Uwe Geercken <uwe.geerc...@web.de> wrote: > Hi, > > I just downloaded 1.2.0 and unpacked it to the usual place. Then I simply > copied my flow.xml.gz from the previous version 1.1.1 to the Nifi 1.2.0 > root folder and started Nifi 1.2.0. But the flow does not show up. No error > messages. > > Am I missing something? > > Rgds, > > Uwe >