All known methods are described here → APIM Sync Settings Not Saving, VER_ERR08 Errors, Cannot Perform Master Reset or Upgrades/Updates (Solved)
If none of those work, we do not have anything else to recommend.
All known methods are described here → APIM Sync Settings Not Saving, VER_ERR08 Errors, Cannot Perform Master Reset or Upgrades/Updates (Solved)
If none of those work, we do not have anything else to recommend.