I think this is the cause, thanks!

I put down solar blueprints on a large area by using shift-click to remove trees etc. Then I waited for the construction bots to build. But in some cases they didn't remove the trees/cliffs; when I checked they weren't even marked for deconstruction anymore. I don't know exactly how to reproduce thi...

I wasn't referring to the rates but to the values next to the thumbnails. My impression was that they are supposed to display the total number of items produced during the respective time span, i.e. overall 17M of copper wire, 14M in 1000h and 16M in 250h. But it doesn't make sense to have more item...

I have about 65 hours of play time on this save. Therefore, the production statistics for 250h, 1000h and All should agree, but they don't. Please have a look at the attached screenshots. Maybe related to https://forums.factorio.com/viewtopic.php?f=23&t=47298&p=273425&hilit=Production+va...