| Value | Meaning |
|---|---|
| BadUtf80 | text being parsed was not valid UTF-8 |
| Empty1 | document contained nothing, or only whitespace |
| Parse2 | document was ill-formed |
| UnknownElement3 | error should be set by #GMarkupParser functions; element wasn't known |
| UnknownAttribute4 | error should be set by #GMarkupParser functions; attribute wasn't known |
| InvalidContent5 | error should be set by #GMarkupParser functions; content was invalid |
| MissingAttribute6 | error should be set by #GMarkupParser functions; a required attribute was missing |
Error codes returned by markup parsing.