This is the most frequent culprit. The Saber engine utilizes modern rendering techniques that often require the latest "Game Ready" drivers to function without crashing.
If the error occurs during the transition to full screen, forcing a windowed launch can bypass the crash. In Steam, right-click the game > . In the Launch Options box, type: -windowed or -borderless . 7. Run as Administrator
Software that "draws" over your game can conflict with the engine’s startup sequence. Try disabling: Steam Overlay Discord Overlay MSI Afterburner / RivaTuner NVIDIA ShadowPlay 4. Delete the Shader Cache saber has encountered an unrecoverable error new
If you are using a , your system lacks the basic media components required to play the game’s intro cinematics. Go to Settings > Apps > Optional Features . Click Add a feature and search for Media Feature Pack . Install it and restart your PC. 6. Force Windowed Mode
A "new" unrecoverable error often points to a corrupted file following a recent patch or a rocky installation. This is the most frequent culprit
Open GeForce Experience and check for updates.
Find the folder named after the game (e.g., Saber or Space Marine 2 ). In Steam, right-click the game >
Delete the ShaderCache folder. The game will rebuild these files on the next launch (this may cause temporary stuttering for a few minutes). 5. Check for Windows Media Feature Pack