I too had this black road sign problem and can confirm that using using DX 64 bit is the cure.

Invisible wall on the westbound A20 junction at folkstone UK

Hi All, Just a quick hello and a big thanks and well done to the ProMods team, I've been playing ETS2 for some years now and at divine champion level with over 500 hours and 100% map discovery, and was getting a little bored with it, then a couple of months ago migrated the game to to Steam and inst...

No, just Promods 2.18, and the Promods trailer and company pack,

Edit: should have said Dover, Not Portsmouth, post edited.

Just made a delivery to Eurogoodies, Dover UK, the parking target box in the corner of the yard is blocked by a stack of crates preventing parking,, used the quick park to finish the job and the entire rig tipped on its side, wrecking the truck,