The error "S3C USB Host Driver Not Found" typically appears on older Android devices (often Samsung or devices using Samsung Exynos/S3C chipsets) when attempting to use USB OTG (On-The-Go) functionality to connect devices like flash drives, mice, or keyboards.
The file /system/etc/permissions/android.hardware.usb.host.xml must exist on the device to enable Host Mode. S3C Usb Host Driver Not Found Android
USB Host Mode (Android) And The OTG Extension - Nuts About Nets The error "S3C USB Host Driver Not Found"