Error Code Portal
SQLiteSQLiteError code

SQLITE_CONSTRAINT_NOTNULL

constraint notnull

Alternative forms: 1299

What does this code mean?

Code SQLITE_CONSTRAINT_NOTNULL · An issue reported by SQLite.

Official explanation · Original text

The SQLITE_CONSTRAINT_NOTNULL error code is an extended error code for SQLITE_CONSTRAINT indicating that a NOT NULL constraint failed.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

Result and Error Codes ↗

Creator: SQLite authors / Hwaci
License: Public domain dedication (SQLite code and documentation)
Checked on: 2026-11-12

Modifications: English prose extracted; whitespace normalized; Korean context and classified official links added. Python code examples not redistributed.

Source details · Original licenses and notices