In this case, enabling this service may solve the problem. You may encounter the error under discussion if this service is not running in the background (you accidentally disabled it or it got disabled by default through some third-party service). Rockstar Games Library Service is essential for the operation of the game. Solution 2: Enable the Rockstar Game Library Service
Moreover, try to clean boot Windows to check for any software conflict. Failed to Connect to the Rockstar Games Library Serviceīefore proceeding with the troubleshooting process to fix the Rockstar Game Launcher, make sure that the game’s servers are up and running.