F013

Address reference to deleted area

Allen-Bradley · Logix 5000

What does F013 mean?

An address reference exists that points to a memory area that has been deleted. This indicates an invalid memory access attempt.

Common Causes

  • Address reference exists to deleted area

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Verify the Logix 5000 controller status indicators and retrieve the detailed major fault description from Logix Designer.

  2. 2

    Inspect the I/O tree configuration in the Logix Designer project and compare it against the physically installed modules in the chassis for any discrepancies.

  3. 3

    Verify recent program modifications or online edits that might have altered memory allocation, tag definitions, or array bounds within the application logic.

  4. 4

    Check controller diagnostic logs and the minor fault buffer within Logix Designer for additional context or preceding events related to memory access failures.

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Verified technical data. Last updated: March 2026

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