Outdated graphics drivers or DirectX can cause compatibility issues. To update your graphics drivers and DirectX:
For persistent cases, a combination of resolves over 99% of RMN60 errors. One veteran modder notes: “GTA IV hates modern memory addressing. You have to lie to it about its own environment.” how to fix gta 4 fatal error rmn60
For a visual walkthrough on how to navigate the game files and apply these compatibility settings: 01:00 Outdated graphics drivers or DirectX can cause compatibility