So Iam having this problem, when Iam in server and I play there it, fps starts droping until I get this error, most of the time, i get this error instanty after joining to the server.
GTA V version? Latest
Up to date? Yes
Legit or Pirate copy? Legit
Steam/CD/Social Club? Steam
Windows version? windows 10 if thats what you ask.
Did you try to delete caches.xml and try again? No.
Error screenshot (if any) 
System specifications FX-6300, GTX 1050 ti, 8gb.
What did you do to get this issue? All I did is changed my graphics settings to lower ones.
What server did you get this issue on? legacy gaming
CitizenFX.log file
.dmp files/report IDs