The 3DS game error jmctr3 is a common issue that causes games to crash or display the message “An error has occurred.” It’s often linked to dirty cartridges, corrupted data, or a loose Wi-Fi module. You can usually fix it by cleaning the cartridge, deleting extra data, or updating your system. “Stay tuned with us … Continue reading Fix 3DS Game Error jmctr3: Causes, Solutions & Prevention!