If you try to open part 2 before part 1, or if a part is missing, you will likely receive a "Missing Volume" or "Unexpected end of archive" error.
To successfully extract the game, you must have (e.g., part1, part2, part3, etc.) in the same folder. HARVESTELLA.part2.rar
You do not need to extract each part individually. Open "HARVESTELLA.part1.rar" using a tool like 7-Zip or WinRAR. If you try to open part 2 before