Body harvest
It's very uncommon to experience it. Maybe you can provide a video of you doing the full mission. Harverster has a shitton of HP and the mission never was hard for anyone I know
Changes to the GTA:SA leaderboard
The GTA:SA community has been deteriorating over a long period of time. Many top runners are not currently present on the leaderboard. This issue has not been seriously addressed yet, but an attempt will be made to remedy it now.
As of this news post, the San Andreas leaderboard will function in
Recent runs