:relfileprefix: ../../../../
[#boost-urls-grammar-error-mismatch]

= xref:boost.adoc[pass:[boost]]::xref:boost/urls.adoc[pass:[urls]]::xref:boost/urls/grammar.adoc[pass:[grammar]]::xref:boost/urls/grammar/error.adoc[pass:[error]]::mismatch


The rule did not match the input.


== Synopsis

Declared in header `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/grammar/error.hpp#L58[boost/url/grammar/error.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
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mismatch
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== Description


This error is returned when a rule fails
to match the input. The error is recoverable;
the caller may rewind the input pointer and
attempt to parse again using a different rule.