GTA IV relies heavily on Windows Media Player codecs to run. On modern Windows (10 and 11), WMP is often disabled, uninstalled, or "bloatware-cleaned" away, causing the game to crash instantly with RMN60.
Grand Theft Auto IV (GTA 4) remains a beloved masterpiece, but running it on modern Windows 10 or 11 systems can be a headache. One of the most common, annoying issues is the , which often appears with the message "Windows XP Service Pack 3 or Windows Vista is required to run this application," despite you running a much newer OS.
Conclusion RMN60 is a generic fatal error tied to runtime/library conflicts, mods, or driver/compatibility issues. Systematic isolation—vanilla testing, runtime repairs, driver checks, and removing overlays/mods—resolves the majority of cases. If you want, tell me your OS, whether you're using Steam/Rockstar/retail, and whether mods are installed and I’ll give a tailored sequence of actions.
If you've just installed the game or are trying to revisit Liberty City, only to be met with this pop-up, don't worry. This error is essentially a "handshake" issue between the game and your operating system. Here is exactly how to fix it and get back to the streets. What Causes Fatal Error RMN60? how to fix gta 4 fatal error rmn60
Outdated drivers can cause failure in launching the game. 1. Set Compatibility Mode (Most Effective)
: These specific versions of Windows ship without Windows Media Player and related multimedia technologies, which the game strictly relies on to play introductory sequences and audio. Quick Diagnostic Table Quick Fix Action Success Rate OS identification issue Enable Windows 7 compatibility mode Missing system files Install Media Feature Pack (N editions) Medium-High Corrupt launch rights Force run as Administrator Broken game files Verify Integrity via Steam/Rockstar Launcher Step-by-Step Fixes for Fatal Error RMN60 1. Enable Compatibility Mode and Admin Rights
Updating DirectX and Visual C++ can help resolve compatibility issues with the game. Here's how to update DirectX and Visual C++: GTA IV relies heavily on Windows Media Player codecs to run
If files are missing or corrupted, the game may fail to initialize properly.
Right-click on (or PlayGTAIV.exe ) and select Properties . Click on the Compatibility tab at the top.
GTA IV was released in 2008, designed primarily for Windows XP and Windows Vista. When you try to run the game on Windows 10 or Windows 11, the operating system's modern architecture can confuse the game's executable file, causing it to crash immediately upon launch. Other contributing factors include: Corrupted or missing DirectX files. Outdated Graphics Card (GPU) drivers. Missing Microsoft Visual C++ Redistributable packages. Admin privilege restrictions. Step-by-Step Solutions to Fix Fatal Error RMN60 One of the most common, annoying issues is
Select or Windows Service Pack 3 from the drop-down menu.
Because SecuROM is obsolete and problematic on Windows 10/11, the most effective fix is often to bypass the DRM entirely by replacing the main executable with one that does not require a disc check.