Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAME51J19A/USB/DEVICE/DEVICE_ENDPOINT[5]/EPCFG#0x0
DEVICE_ENDPOINT End Point Configuration
End Point Type0
End Point Type1
NYET Token Disable
https://github.com/cmsis-svd/cmsis-svd-data