Solving ePSXe "Core Stopped" (3.16) and "Has Stopped Working" Errors

: If the 1x overclock doesn't work, disabling the HLE BIOS (High-Level Emulation) and using an official BIOS file like SCPH1001.bin is often required for stability.

If you’re seeing an error message like or “ePSXe core has stopped working” right after trying to load a PlayStation 1 game, you’re not alone. This is a common issue, especially after updating to RetroArch 3.16 or using a newer build.

Android updates have significantly changed how apps access files. If ePSXe 3.16 does not have proper permission to read your storage, the core engine will crash the moment it tries to load a game or a BIOS file. Go to your device . Navigate to Apps > ePSXe > Permissions .

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: If your PlayStation BIOS file ( scph1001.bin ) is missing, misplaced, or corrupted, the core engine cannot initialize.

The ePSXe core will crash if it attempts to read a corrupted game file or a file format it does not natively support.

Go to > CPU Overclocking and ensure it is set to 1x .

The "ePSXe core stopped (check section 3.16)" error is a frequent hurdle for users of the popular PlayStation 1 emulator, typically signaling a crash caused by an "unknown opcode" or an invalid instruction that the emulator cannot process

The ePSXe core engine relies on a delicate balance between your computer's hardware, graphics drivers, and internal plugin settings. When one of these components fails to communicate properly, the core stops working. The most common causes for the 3.16 core crash include:

This error became more frequent after Windows 10/11 updates and the rise of modern GPU drivers, which can break compatibility with older plugin architectures.

If you are using the classic PlayStation 1 emulator ePSXe on PC or mobile, encountering a sudden crash accompanied by the message can bring your nostalgic gaming session to a grinding halt.

: Many users and community experts on platforms like Reddit's Emulation Community now suggest switching to more modern, "all-in-one" emulators like DuckStation . These alternatives are generally more stable on modern hardware and do not require the complex plugin management that leads to "core stopped" errors.

The core engine often stops if the selected video plugin is incompatible with your phone's graphics hardware. Switching the renderer can instantly bypass the crash. Open ePSXe and go to . Tap on Video Preferences . Locate Video Renderer .