GTA IV keeps crashing without normal reason

ok hello pouple from mpgh agian. i got an askion and a problem that needs to be solven.

but please dont ban/mute me if i do something wrong in this/outside this post, please gife me a warning/delete my post if i do
something wrong with it or i placed wrong. thanks.

this is the problem:





i tried over 8 different solves even reinstalling my gta but nothing seems to work.

[i got low graphics+modded cars but i dotn save the game ever even with modded cars]

my video card is low but my proccessor/driver/ram is good so i dont know what the problems is.

i got this problem most time when i play multiplayer freemode/all other games and sometimes singleplayer.

please... some 1 help me witha solution, thanks


p.s. if some one got a progam that boosts my GTA IV fps/make it less laggy;
please pm me i can use that kind of scripts/progams.

thanks

~Thejoindemand