Nevermind, I think this is not a bug. After some testing I figured that interrupts with the same name override each other as well. I changed name from "Dispatch" to "Dispatch - *W" in my case where * is number of wagons and started to work.

robot256 wrote: Sun Jun 01, 2025 4:48 am Hmm, that might be a bug. It'll be easier to replicate if you can upload a save file with the affected blueprint in your inventory.

I'm not sure about it, but should this ticket be moved out from the "Not a bug" subforum for now, if it is a bug potentially?

Absolutely, I've attached my sandbox where I found the issue.
Sandbox.zip
Blueprint is inside game blueprints and below 0eNrtXXlv20iW/yqCgMXOZKkM6+IRbC/QyEy2BxgEi0ka+SMdCLRE20JkUUNKTqcH+e5bB48iTYqvipQt2eoGojKPx6pX16t3/N6/p1frfbxNV5vd/CpJvk7f/Lu6kk3ffNb ...

When the blueprint contains the name of a train group, the new train is assigned to that group. If the group already exists, the train is given the schedule from the group already in the save, and the schedule in the blueprint is discarded. This is intentional so you don't have to update all your ...

Noticed that when I'm using blueprints for trains, the second pasted train schedule would be overridden by the first pasted existing train. Blueprint used is attached. Gif with flow attached as well. https://imgur.com/a/HoZDzch

0eNrtXXuP2ziS/yqGgcPt5uSs+NIjuDlgkN3cLLAIDpsM8kcmMNS2utuI2 ...