How To Fix | Gta 4 Fatal Error Rmn60

Our Windows only, Sunlite Suite 3 DMX software, is free to download and compatible with SUNLITE-BC, SUNLITE-EC, SUNLITE-FC and SUNLITE-FC+ (coming soon) interfaces. It can also be purchased as an option for all SUT devices.

• all drivers are bundled within the software installs
• in some cases you may be required to update your interface's firmware after updating the software. This can be done with the Hardware Manager application included with the software install

Our DMX Software

file version size os link
Sunlite Suite 3 Official
2025-07-03 318.2 Mb Sunlite Suite 3 Official
Sunlite Suite 3 Beta
2026-02-26 306.6 Mb Sunlite Suite 3 Beta
Sunlite Suite 2 Official
2023-05-04 562.9 Mb Sunlite Suite 2 Official
Sunlite Suite 2 Beta
2024-08-08 760 Mb Sunlite Suite 2 Beta

Tools & developer kits

file version size os link
DMX Recorder Official
2025-11-07 104.1 Mb DMX Recorder Official
DMX Recorder Official
2025-11-07 108 Mb DMX Recorder Official
DMX Recorder Official
2025-11-07 107.5 Mb DMX Recorder Official
Hardware Manager PC Official
2025-09-23 118.6 Mb Hardware Manager PC Official
Siudi Drivers Official
2018-08-20 9.2 Mb Siudi Drivers Official
SUT registration tool Official
2024-03-12 52.6 Mb SUT registration tool Official
Development Kit Official
2019-11-13 275.9 Mb Development Kit Official

How To Fix | Gta 4 Fatal Error Rmn60

If the error persists, uninstall the game completely, delete Documents\Rockstar Games\GTA IV , and repeat first—before even launching the game for the first time.

The error is one of the most common issues plaguing the PC version of GTA IV. It essentially indicates that the game cannot verify the authenticity of the disc or the digital license. This happens frequently because GTA IV uses the outdated SecuROM digital rights management (DRM) system, which often conflicts with modern versions of Windows (Windows 10 and 11), virtual drives, or certain hardware configurations.

: This mod addresses various engine bugs and compatibility issues. You can download the installer from the ThirteenAG FusionFix GitHub .

: Some monitoring software (like EVGA Precision or certain screen recorders) can conflict with the game's launch. Try disabling them before starting GTA IV. : If you are on the Steam version, use the Verify integrity of game files

Older versions of GTA IV relied on GFWL, which often causes RMN errors on modern systems.

By following these tips and tricks, you should be able to resolve the GTA 4 Fatal Error RMN60 and enjoy a smooth gaming experience.

file. Using the wrong executable often triggers the RMN60 error. Update or Bypass Games for Windows Live (GFWL)

Legacy software

file version size os link
Sunlite Suite 2 Legacy Official
2017-01-27 277.8 Mb Sunlite Suite 2 Legacy Official
Sunlite Suite Official
2022-08-02 227.2 Mb Sunlite Suite Official
Sunlite Suite 1 Legacy Official
2021-05-25 221.5 Mb Sunlite Suite 1 Legacy Official
Sunlite 2004 Official
2022-06-27 198.1 Mb Sunlite 2004 Official
Sunlite 2002 Official
2012-01-31 40.6 Mb Sunlite 2002 Official
Sunlite 2000 Official
2002-08-28 3.1 Mb Sunlite 2000 Official
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