The xdigit keyword in the LC_CTYPE category in the locale definition file can only contain the characters required, '0' to '9' and 'A' to 'F' or 'a' to 'f'. The locale will still be created.
The locale will still be created.
Remove the character outside the range '0' to '9' and 'A' to 'F' or 'a' to 'f' to the xdigit keyword.