| ERROR | [XQST0090] Invalid character reference |
| CAUSE | It is a static error if a character reference does not identify a valid character in the version of XML that is in use. |
| ACTION | None |
| ERROR | [XQST0090] Invalid character reference |
| CAUSE | It is a static error if a character reference does not identify a valid character in the version of XML that is in use. |
| ACTION | None |