Error Code Portal
SQLiteSQLiteError code

SQLITE_IOERR_LOCK

ioerr lock

Alternative forms: 3850

What does this code mean?

Code SQLITE_IOERR_LOCK · An issue reported by SQLite.

Official explanation · Original text

The SQLITE_IOERR_LOCK error code is an extended error code for SQLITE_IOERR indicating an I/O error in the advisory file locking logic. Usually an SQLITE_IOERR_LOCK error indicates a problem obtaining a PENDING lock. However it can also indicate miscellaneous locking errors on some of the specialized VFSes used on Macs.

Troubleshooting and diagnostic links

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

This entry links only to official code reference documentation. No separate troubleshooting procedure has been verified.

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.

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