CDS 12003 – Reuse of LRN (D.E. 2/5) is not allowed within 48 hours

System: CDS

Error Code: CDS 12003 (CDS-12003)

Explanation

Uniqueness Error: Reuse of LRN (D.E. 2/5) is not allowed within 48 hours

When it happens (Reason)

Local reference number duplication. You used the same local reference number (LRN) within 48 hours. Change the LRN or add a version number at the end using letters and numbers only.

Quick Fix

Identify the declaration using the duplicate LRN.

Step-by-step resolution

1. Identify the declaration using the duplicate LRN.

2. Generate a new LRN or append a version number using letters/numbers.

3. Update the declaration with the corrected LRN.

4. Validate that no duplicates exist within the 48-hour period.

5. Resubmit the declaration.

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