<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>pydantic — FixDevs</title><description>Latest fixes and solutions for pydantic errors on FixDevs.</description><link>https://fixdevs.com/</link><language>en</language><lastBuildDate>Sun, 22 Mar 2026 00:00:00 GMT</lastBuildDate><atom:link href="https://fixdevs.com/tags/pydantic/rss.xml" rel="self" type="application/rss+xml"/><item><title>Fix: Pydantic ValidationError — Field Required, Value Not a Valid Type, or Extra Fields</title><link>https://fixdevs.com/blog/python-pydantic-validation-error/</link><guid isPermaLink="true">https://fixdevs.com/blog/python-pydantic-validation-error/</guid><description>How to fix Pydantic v2 validation errors — required fields, type coercion, model_validator, custom validators, extra fields config, and migrating from Pydantic v1.</description><pubDate>Sun, 22 Mar 2026 00:00:00 GMT</pubDate><category>python</category><category>pydantic</category><category>fastapi</category><category>backend</category><category>debugging</category><author>FixDevs</author></item><item><title>Fix: Pydantic ValidationError — Field Required / Value Not Valid</title><link>https://fixdevs.com/blog/pydantic-validation-error/</link><guid isPermaLink="true">https://fixdevs.com/blog/pydantic-validation-error/</guid><description>How to fix Pydantic ValidationError in Python — missing required fields, wrong types, custom validators, handling optional fields, v1 vs v2 API differences, and debugging complex nested models.</description><pubDate>Thu, 19 Mar 2026 00:00:00 GMT</pubDate><category>python</category><category>pydantic</category><category>fastapi</category><category>debugging</category><category>backend</category><author>FixDevs</author></item></channel></rss>