The RMN60 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 This happens frequently because GTA IV uses the outdated SecuROM digital rights management (DRM) system, which often conflicts with modern versions of Windows (Windows 10 and 11), virtual drives, or certain hardware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.
RMN60 often appears because your Settings.cfg file contains a resolution your current monitor rejects (e.g., 800x600 at 75Hz). how to fix gta 4 fatal error rmn60
Modern versions of the game, like the Complete Edition, often benefit from community-made fixes that bypass old DRM and compatibility hurdles. Understanding the Error The RMN60 error is one