[#boost-urls-error]
= xref:boost.adoc[boost]::xref:boost/urls.adoc[urls]::error
:relfileprefix: ../../
:mrdocs:


Error codes returned the library

== Synopsis


Declared in `<https://www.github.com/boostorg/url/blob/develop/include/boost/url/error.hpp#L22[boost/url/error.hpp]>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum class error : int;
----

== Members


[,cols=2]
|===
|Name |Description
|`success`
|The operation completed successfully.
|`illegal_null`
|Null encountered in pct‐encoded.
|`illegal_reserved_char`
|Illegal reserved character in encoded string.
|`non_canonical`
|A grammar element was not in canonical form.
|`bad_pct_hexdig`
|Bad hexadecimal digit.
|`incomplete_encoding`
|The percent‐encoded sequence is incomplete.
|`missing_pct_hexdig`
|Missing hexadecimal digit.
|`no_space`
|No space in output buffer
|`not_a_base`
|The URL is not a base URL
|===



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