That is really kind, thank you very much dedmen! I'm sure this new error message will be useful for people like me who are too greedy in the editor haha.
I really appreciate your feedback on this subject, as I didn't knew about those limits. I'm now happy to be aware of that, as it was frustrating.
Thank you again!

I usually use the in-game publisher as my mission is simple/alone, and the A3 publisher from Arma Tools is apparently used for campaign and addons.
I have checked the logs but I haven't found any solutions related.

No i don't use any mods. Here are my rpt files:

So i reinstalled the game and unfortunately the problem is still here...

Hello Wulf.