If you have all parts but the archive still doesn't work, you might need to reassemble it. Start by placing all parts in the same directory. Then, attempt to open the first part in WinRAR. If it still doesn't work, try repairing it as mentioned.
Identify the specific faulty part mentioned in the log and re-download it. MIMK-159-u.part09.rar-
Many email providers or free cloud storage services have "per-file" size limits. Splitting the archive ensures each piece fits within those limits. How to Open and Combine "MIMK-159-u.part09.rar" If you have all parts but the archive