This occurs if one of the parts (like part3 or part5) is corrupted. You must redownload the specific part mentioned in the error.
Updates usually preserve your progress, but it is always wise to back up your User/Appdata/Roaming/Goldberg SteamEmu Saves (or equivalent) folder before patching. System Requirements (PC) Despite the update, the core requirements remain steady: OS: Windows 10 (version 1903 or higher) Processor: Intel i5-4460 or AMD Ryzen 3 1200 Memory: 8 GB RAM Graphics: NVidia GTX 970 or AMD RX 470 Forza.Horizon.5.Update.v1.671.65.0-RUNE.part1...
Smoother navigation through the car collection and event menus. Understanding the RUNE Release (Part1, Part2, etc.) This occurs if one of the parts (like