Well, it doesn’t spam the logs and portals work.
But… when all the dimensions are loaded on startup,
Dimension 7/Twilight Forest ends up being the first loaded ‘world’ (for me), so that’s what gets stored in mSaveLocation since its onWorldLoad() gets called first
Loading World! ./greg6-231006/DIM7
So now the endergarbage.*.dat and certificates.dat end up inside ./greg6-231006/DIM7/gregtech