2200NERRORTier 2 — Caution✅ HIGH confidenceinvalid XML content
Category: Data ExceptionVersions: All Postgres versions (XML support must be compiled in)
What this means
SQLSTATE 2200N is raised when XML content (a fragment, not a full document) fails well-formedness checks when parsed with XMLPARSE(CONTENT ...).
Why it happens
- 1XML fragment with syntax errors passed to an XML CONTENT context
How to reproduce
Parsing an invalid XML fragment.
trigger — this will ERROR
SELECT XMLPARSE(CONTENT '<a>unclosed');ERROR: invalid XML content
Fix 1: Fix the XML fragment syntax
When parsing XML content fragments.
fix
SELECT XMLPARSE(CONTENT '<a>closed</a>');Why this works
Ensure all tags are properly closed and the fragment is well-formed XML.
Sources
📚 Official docs: https://www.postgresql.org/docs/current/errcodes-appendix.html
🔧 Source ref: Class 22 — Data Exception
Confidence assessment
✅ HIGH confidence
Standard SQLSTATE. Stable across versions.
See also
🔗 Related errors
📄 Reference pages
XML FunctionsXMLPARSE
⚙️ This error reference was generated with AI assistance and reviewed for accuracy. Examples are provided to illustrate common scenarios and may not cover every case. Always test fixes in a development environment before applying to production. Spotted an error? Suggest a correction →