Thank you for the quick response. that does seem to be the problem i will work on a fix

2.0.72 (build 84292 expansion, mac-arm64)
Mac mini M4 Pro 48gb of ram
OS Tahoe 26.1

Normally when I have seen a performance drop I will see evidence of my computer working hard, but not this time. I have only seen Performance drops while playing gradually as I build bigger or more quickly if I send ...

fixed by renaming old user/application support/factorio

crashed on start up game unplayable

0.000 2024-10-22 11:57:11; Factorio 2.0.8 (build 79416, mac-x64, full)
0.000 Operating system: macOS 10.14.6
0.000 Program arguments: "/Applications/factorio.app/Contents/MacOS/factorio"
0.000 Config path: /Users/Kyle/Library/Application Support/factorio ...