5 signs your ERP needs an upgrade (and how to fix it)

9.9.2025

Product
Development

If your ERP forces you to “patch” with spreadsheets, every integration is delayed and an upgrade means halting operations, it has stopped being an asset and has started to slow you down.

Today, modernizing the ERP is no longer a purely technical decision: it is a way to gain agility and control, especially if approached with a platform-and-product mindset and a reliable integration layer.

You don’t always need to replace it entirely: integrating, modernizing by modules, or migrating gradually can accelerate results and potentially reduce TCO and risk, depending on the case and scope.

This article outlines 5 objective signs of ERP obsolescence, proposes actionable paths, and shows how Weavee connects ICG ERP and Microsoft Dynamics 365 with e-commerce, CRM, and WMS to automate, scale, and strengthen security without traumatic redesigns.

Sign 1: Manual processes and spreadsheets everywhere

Common symptoms: manual accounting closes, reconciliations in Excel, re-entry of orders between systems, misalignment between physical and digital stock. This leads to errors, delays, and loss of traceability.

What to do: prioritize end-to-end automation in critical flows (order → ERP → WMS → logistics → tracking → CRM), reducing manual handling and data latency. Literature shows that with a platform-and-product approach to ERP, organizations improve time and costs by governing integrations and capabilities by value, instead of undertaking uncontrolled “big bangs.”

How Weavee can help: Weavee provides connectors and orchestration to integrate ERP, e-commerce, and CRM with real-time monitoring, dashboards, and alerts (without requiring custom developments). You can review the approach for WooCommerce and the Universal Connection service, designed to connect “any system” with business rules and transformations.

Sign 2: Every integration takes weeks (or “breaks” on peak dates)

Symptoms: heterogeneous APIs, fragile middleware, data duplication, “patches” that fail on Black Friday.

What to do: move away from the “integration spaghetti” and adopt a composable architecture with an integration platform. McKinsey’s “ERP platform play” proposes mapping capabilities, decoupling, and modernizing by value, avoiding high-risk big bets. According to McKinsey & Company, this typically shortens time-to-value and can reduce incidents if integration and observability are centralized.

How Weavee helps: the VTEX + Weavee omnichannel architecture in Latin America synchronizes catalogs, inventories, and orders —including connections with Microsoft Dynamics— and was designed not to duplicate efforts in operational flows. Applied beyond VTEX, the principle is the same: standardize connectors and rules, and centralize control.

Sign 3: You can’t scale or upgrade without long windows (or high risk)

Symptoms: disruptive upgrades, frozen versions, manual patches, fear of touching production.

What to do: evaluate Cloud ERP and a progressive transition with governance. In the article “Cloud ERP: Strategies for Successful Implementation”, Gartner distinguishes Cloud ERP from traditional ERP: the vendor manages the technology and infrastructure (single code line, native UI and data model) and delivers frequent updates, which tends to reduce maintenance effort and upgrade risk.

How Weavee helps: by operating on Microsoft Azure, Weavee provides a secure, elastic integration layer: authentication with Azure Entra ID, secret management with Azure Key Vault, and data with Azure Cosmos DB; encryption in transit (TLS/HTTPS) and at rest. This minimizes interruptions during peaks by scaling integration and monitoring without touching the transactional core.

Sign 4: Lack of unified visibility: scattered data and slow reporting

Symptoms: no 360° view of customers, inventory, or orders; delayed reports; decisions made with partial data.

What to do: unify ERP + e-commerce + CRM + WMS and expose reliable data to analytics. The official documentation of Microsoft Dynamics 365 Finance emphasizes reporting/analytics and more agile financial processes, which helps mitigate informational fragmentation when integration is consistent (and governed by data domains). Additionally, the periodic release waves add planned functional improvements that can be incorporated gradually.

How Weavee helps: integrates Dynamics 365 and ICG ERP with channels and back-office without redesigning everything. The specific service for ICG ERP and retail content explain how to model flows and monitor them from a central panel.

Sign 5: Your TCO skyrocketed (and you don’t know why)

Symptoms: growing licenses, support, integrations, customizations, infrastructure, and firefighting costs.

What to do: calculate TCO with an explicit methodology: direct + indirect costs over 5–10 years (acquisition, implementation, operation, maintenance, training, downtime, evolution). NetSuite guides on ERP TCO and Cloud TCO explain concepts, horizons, and comparable components to make decisions.

How Weavee helps: by standardizing connectors and orchestrating flows, you can reduce certain indirect costs (e.g., integration maintenance and rework) and give predictability to the roadmap. To quantify scenarios, you can use Forrester TEI studies (sponsored) on Dynamics 365 Finance or IDC summaries on value in SAP HANA Cloud as methodological inputs (always clarifying biases and conditions).

Update, migrate, or integrate? Three paths (you can combine them)

A) Selective modernization of the current ERP

When the “core” works but integrations or UX fail, selective modernization (limiting customizations, standardizing integrations, strengthening governance) accelerates value capture and avoids “big bangs.” The platform-and-product approach helps prioritize by impact/value.

B) Migration to Cloud ERP (Dynamics 365, SAP Cloud ERP)

With Cloud ERP, the provider manages the technical layer and update cadence. Microsoft Dynamics 365 Finance details financial and analytical capabilities, and publishes release waves with planned features —useful for planning gradual adoption. Gartner provides the conceptual framework for Cloud ERP. To support business cases, Forrester’s sponsored TEIs on Dynamics offer potential results in composite scenarios (use them as references, not promises).

C) Composable integration with Weavee (iPaaS)

If you need to move quickly without shutting down operations, Weavee connects ERP (ICG/Dynamics/SAP/NetSuite/Odoo) with e-commerce, CRM, and WMS. In retail, our VTEX + Weavee architecture synchronizes inventories and orders —including integration with Microsoft Dynamics— with a focus on governance and centralized monitoring. On the security side, the platform leverages Azure (Entra ID, Key Vault, Cosmos DB) with MFA and TLS.

Cases and examples

  • Omnichannel VTEX + Weavee (LatAm): composable architecture that synchronizes catalogs, stock, and orders between online store, POS, and ERP (including Microsoft Dynamics).
  • Weavee in retail: why system integration is the foundation for scaling and reducing manual tasks.
  • ICG ERP + Weavee: order automation, billing, and reconciliations; standardized connectors; consulting to scope and plan milestones.

Updating the ERP is not (just) changing systems: it’s changing the operational flow with which your business creates value.

The five signs —manual processes, fragile integrations, painful upgrades, lack of visibility, and uncontrolled TCO— are best addressed with composable architecture, governance, and a solid integration layer.

With Weavee, you can integrate ICG ERP or Dynamics 365 (and others) with your channels and back-office to automate, scale, and strengthen security without slowing your growth.

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