So this has been happening very frequently and I wanted to know if anyone else has had the same problem and how to fix it. After abut a minute of searching i found satchel and through it down in game because i was able to move around and i killed cesar and started the mission but it still didnt dupe it after playing the mission start up twice "Los Desperados"
You fucked up the timing and the mission duped in the cutscene (at least that's what happened to me when I had the black screen happen).
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