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Issue 030TeardownIntegrationsRef 091

OMS to ERP reconciliation: the nightly patterns that survive month-end

Nightly reconciliation routines between Order Management Systems (OMS) and Enterprise Resource Planning (ERP) are critical, and their patterns persist even during month-end. Understanding common discrepancies and their causes helps maintain financial data integrity.

Andrew Pemberton· Development Director
4 min readReviewed December 2024
"The underlying patterns of data transfer and common reconciliation challenges largely remain consistent with daily operations, even during month-end."
Written by
Andrew Pemberton, Development Director at iWeb
Andrew Pemberton
Development Director
19 years at iWeb

Andrew leads the development practice at iWeb and owns the delivery runbooks behind large commerce migrations. He writes about release governance, deployment sequencing, parallel-run strategy, and the engineering decisions that reduce operational risk during complex transformation programmes. Focused on stable delivery, observable systems, and migration approaches that avoid unnecessary disruption to trading.

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