:relfileprefix: ../../../ [#boost-urls-error-missing_pct_hexdig] = xref:boost.adoc[pass:[boost]]::xref:boost/urls.adoc[pass:[urls]]::xref:boost/urls/error.adoc[pass:[error]]::missing_pct_hexdig Missing hexadecimal digit. == Synopsis Declared in header `` [source,cpp,subs="verbatim,macros,-callouts"] ---- missing_pct_hexdig ---- == Description This error condition is fatal.