Thanks for the save, it helped me to figure out what was causing it, this one was quite hard, but the more happy I was when I solved it :) I used variant of it for the automated test that checks that splitters won't uncompress belts this way again. TL;DR Fixed for the next release. I have reloaded ...

Can you reproduce this using only two rows of splitters? (Having only one splitter-to-splitter feed per lane) This is the simplest setup I could reproduce the bug: f_gaps2.png More gaps with more splitters: f_gaps.png More visible when it is moving... Note: sometimes the gaps disappear after a whil...

Can you reproduce this using only two rows of splitters? (Having only one splitter-to-splitter feed per lane) This is the simplest setup I could reproduce the bug: f_gaps2.png More gaps with more splitters: f_gaps.png More visible when it is moving... Note: sometimes the gaps disappear after a whil...