Hi Mirko, one possible reason that you have empty rows at the end of your table is that it was added manually (and accidently) during development. The UI is a bit tricky and one can easily do it without realizing it. So, if that's your case you would...
Hey Mat, we had similar issues on a live connection to BW with the Optimized Story Experience (OSE or Story 2.0) as target. There is a KBA about it:https://userapps.support.sap.com/sap/support/knowledge/en/3422929
