ERP migration

Migrate from VAIL-ERP to Epicor Prophet 21

Field-level mapping, validation, and rollback between VAIL-ERP and Epicor Prophet 21. We move data and schema; workflows are rebuilt natively in Epicor Prophet 21.

VAIL-ERP logo

VAIL-ERP

Source

Epicor Prophet 21

Destination

Epicor Prophet 21 logo

Compatibility

93%

13 of 14

objects map 1:1 between VAIL-ERP and Epicor Prophet 21.

Complexity

BStandard

Timeline

6-10 weeks

Rollback included Accuracy guarantee Field-level validation

Overview

What this migration involves

Moving from VAIL-ERP to Epicor ERP is a cross-domain migration: VAIL-ERP is a Velosi-built healthcare and multi-industry ERP organizing data across patients, encounters, employees, suppliers, inventory, and financial transactions, while Epicor ERP is a manufacturing-focused platform with deep support for production scheduling, BOM management, shop-floor execution, and distribution. We handle the data extraction from VAIL-ERP through direct database access coordinated with Velosi since no public API exists, then map operational records (employees, suppliers, inventory items, chart of accounts, tax codes, open AP/AR transactions) to their Epicor equivalents. Patient records, clinical encounters, and healthcare-specific custom fields have no direct Epicor counterpart and require a documented decision before migration: archive to a separate system, keep in VAIL-ERP read-only, or rebuild in a clinical module outside Epicor. We do not migrate workflows, automations, or dashboards as code; we deliver a written inventory of these for the customer's admin to rebuild in Epicor Kinetic.

Field-level fidelity

Every standard and custom field arrives verified.

Schema-aware mapping

AI proposes the map; you confirm before any record moves.

Relationships preserved

Parent–child, lookups, and ownership stay linked.

Full activity history

Calls, emails, meetings — with original timestamps.

Attachments & notes

Documents, uploads, and inline notes move with the record.

Why teams make this switch

Two sides of the same decision

Leaving

VAIL-ERP logo

VAIL-ERP

What's pushing teams away

  • Lack of a publicly documented API makes system integrations with third-party tools difficult to maintain over time.
  • Limited transparency around pricing tiers and contract structures creates friction during procurement and renewal negotiations.
  • Enterprise-focused deployment model requires significant implementation support from Velosi, which can extend timelines for smaller organizations.

Choosing

Epicor Prophet 21 logo

Epicor Prophet 21

What's pulling them in

  • Industry-specific design for wholesale distributors, not a general-purpose ERP repurposed for distribution — distributors choose P21 because it matches their replenishment, kitting, and counter-sale workflows out of the box.
  • Strong inventory control with automated replenishment, lot and serial tracking, and multi-warehouse management appeals to distributors with complex stock requirements and tight margin pressure.
  • Responsive customer support cited across G2 and Gartner reviews, with Epicor's 90% retention rate reflecting long-term customer satisfaction in a market where switching costs are high.
  • Cloud deployment on Microsoft Azure provides the flexibility to scale user counts and warehouse locations without on-premise infrastructure investment.
  • The Software Development Kit lets distributors personalize P21 to their specific business processes without modifying the application source code, preserving upgrade paths.

Object mapping

How VAIL-ERP objects map to Epicor Prophet 21

Each row shows how a VAIL-ERP object lands in Epicor Prophet 21, including any object-level transformations, lookup resolution, or schema-design dependencies.

Typical mapping — final map is confirmed during the sample migration step.

VAIL-ERP

Employee

maps to

Epicor Prophet 21

Employee (HCM)

1:1
Fully supported

VAIL-ERP employee records (job titles, department assignments, compensation history, effective-dated changes) map to Epicor HCM Employee records. We preserve department assignments by resolving VAIL-ERP department codes to Epicor cost-center entities. Any VAIL-ERP employee records without a matching Epicor user account are held in a reconciliation queue for the customer's admin to provision before import. Note that VAIL-ERP HR data includes healthcare-specific fields (licensure, certifications, shift assignments) that Epicor HCM represents differently and may require custom UD field creation.

VAIL-ERP

Department

maps to

Epicor Prophet 21

Cost Center

1:1
Fully supported

VAIL-ERP department and cost-center records are mapped to Epicor ERP Cost Center entities first, before any dependent record import. All downstream foreign-key references in employee, supplier, and financial transaction records are resolved against the cost-center mapping to maintain referential integrity during migration.

VAIL-ERP

Supplier

maps to

Epicor Prophet 21

Supplier

1:1
Fully supported

VAIL-ERP supplier records (contact details, agreed pricing, contract references, payment terms) map to Epicor ERP Supplier records. We preserve the supplier's primary contact, address, and tax ID where present. Supplier-specific pricing agreements require a manual review post-migration because Epicor represents supplier pricing in the Purchase Order and AP modules rather than as standalone pricing agreement records.

VAIL-ERP

Inventory Item

maps to

Epicor Prophet 21

Part

1:1
Fully supported

VAIL-ERP inventory items (part numbers, descriptions, stock levels, reorder points, location assignments) map to Epicor ERP Part records. Stock levels transfer to PartBin quantities per warehouse location. Multi-site VAIL-ERP deployments require Epicor Site and Warehouse records to be provisioned before inventory import so that PartBin entries carry the correct location reference.

VAIL-ERP

Chart of Accounts

maps to

Epicor Prophet 21

GL Account

1:1
Mapping required

VAIL-ERP chart of accounts (account codes, descriptions, account types, cost-center assignments) maps to Epicor ERP GL Account structure. We flag any inactive or archived VAIL-ERP accounts that should not carry forward. Account segment structure (if VAIL-ERP uses cost-center or department segments) maps to Epicor's COA segment configuration.

VAIL-ERP

Tax Code

maps to

Epicor Prophet 21

Tax Connection / Tax Master

1:1
Fully supported

VAIL-ERP tax codes (rate, jurisdiction, applicability flags) map to Epicor ERP Tax Connection rules and Tax Master entries. We flag any tax codes used in open AP/AR transactions so that the customer's admin can verify jurisdiction mapping in Epicor before those records post.

VAIL-ERP

Financial Transaction (AP)

maps to

Epicor Prophet 21

AP Invoice / AP Payment

1:1
Fully supported

VAIL-ERP AP ledger entries (vendor invoices, payment history, terms) map to Epicor AP Invoice and AP Payment records. We preserve open items with invoice number, vendor reference, amount, due date, and currency. Closed items transfer as AP Invoice records with a paid status. GL account distribution from VAIL-ERP maps to Epicor AP Invoice Detail lines.

VAIL-ERP

Financial Transaction (AR)

maps to

Epicor Prophet 21

AR Invoice / AR Payment

1:1
Fully supported

VAIL-ERP AR ledger entries (customer invoices, payment history, terms) map to Epicor AR Invoice and AR Payment records. We preserve open items with invoice number, customer account, amount, due date, and currency. Closed items transfer as AR Invoice records with a paid status. Note that VAIL-ERP customer records (if present in the finance module) may require separate Customer record creation in Epicor if not already mapped from the supplier/contact module.

VAIL-ERP

Financial Transaction (Journal)

maps to

Epicor Prophet 21

GL Journal Entry

1:1
Fully supported

VAIL-ERP journal entries (transaction date, account code, debit/credit amounts, description, source module) map to Epicor ERP GL Journal Entry records. We preserve the journal entry number, entry date, and posting date. Multi-line journal entries transfer with all debit and credit lines intact and COA segment values mapped to Epicor's segment structure.

VAIL-ERP

User Account

maps to

Epicor Prophet 21

User

1:1
Fully supported

VAIL-ERP user accounts (login, role, module access) map to Epicor ERP User records. Role mappings require a manual review because VAIL-ERP role structures are module-specific and do not map directly to Epicor's Kinetic role and permission framework. We deliver a role reconciliation worksheet for the customer's admin to resolve before user access is configured.

VAIL-ERP

Document (Attachments)

maps to

Epicor Prophet 21

Attachments (Linked to Part, Supplier, Employee)

1:1
Fully supported

VAIL-ERP document attachments (files linked to patients, encounters, suppliers, employees, inventory items) are exported as file metadata (file name, type, attached entity, date) alongside the files themselves. We reattach documents to the equivalent Epicor records (Part, Supplier, Employee) based on the attached-entity reference in VAIL-ERP. Documents attached to patient and encounter records cannot attach to a valid Epicor entity and are flagged for the customer's decision: archive, external document management, or a separate clinical system.

VAIL-ERP

Custom Fields

maps to

Epicor Prophet 21

UD Fields on IDO Collections

lossy
Mapping required

VAIL-ERP custom fields (insurance codes, referral sources, clinical flags, and other per-organization attributes) are enumerated during the discovery phase by sampling records. We map discovered custom fields to Epicor UD (User-Defined) fields on the corresponding IDO collection (Part, Supplier, Employee). Healthcare-specific custom fields with no Epicor IDO target require a decision during scoping: create a custom UD table, map to an existing Epicor field, or archive. Custom field definitions discovered after the import mapping is finalized require a re-run of the affected module's import.

VAIL-ERP

Patient

maps to

Epicor Prophet 21

No Epicor equivalent

1:1
Fully supported

VAIL-ERP patient records (demographics, encounter history, insurance details) have no direct Epicor ERP equivalent because Epicor is a manufacturing ERP without a clinical or patient management module. We flag this as a critical migration gap during scoping. Options include: archiving patient data to a separate HIPAA-compliant system before migration, keeping VAIL-ERP in read-only mode for clinical records, or integrating a dedicated healthcare CRM post-migration. We do not load patient records into Epicor ERP.

VAIL-ERP

Encounter

maps to

Epicor Prophet 21

No Epicor equivalent

1:1
Fully supported

VAIL-ERP clinical encounters (encounter-type codes, provider assignments, timestamps, treatment plans) have no Epicor ERP equivalent. Encounter-to-patient linkage cannot be preserved in Epicor. If the customer requires encounter history for operational purposes (e.g., warranty claims on medical equipment), we map encounter summaries to Epicor Job records or a custom UD table; otherwise, encounter data is flagged for archival or exclusion.

Gotchas + challenges

What specifically takes care here

Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.

VAIL-ERP logo

VAIL-ERP gotchas

High

No publicly documented API for programmatic data export

Medium

Module-specific custom fields lack a published schema reference

Medium

Direct database access requires Velosi cooperation

Epicor Prophet 21 logo

Epicor Prophet 21 gotchas

High

Third-party bolt-on integrations complicate migration scope

High

Dirty data without standardized processes compounds migration risk

Medium

SDK customizations and BPMs may not survive platform upgrades

Medium

Report-based export only for non-technical users

Low

Per-user pricing model requires accurate user count before migration planning

Pair-specific challenges

  • VAIL-ERP extraction requires Velosi coordination

    VAIL-ERP does not publish a public REST or GraphQL API. All data extraction requires opening a support request with Velosi for a read-only database export or structured CSV package. We engage Velosi directly on the customer's behalf to arrange data access. If Velosi cannot provide timely data access, migration timelines extend significantly and alternative extraction methods must be explored. This coordination step must be agreed with the customer and Velosi before migration scoping begins.

  • Patient and encounter records have no Epicor destination

    VAIL-ERP patient and clinical encounter records have no Epicor ERP equivalent because Epicor is a manufacturing-focused ERP without clinical or patient management modules. Attempting to load patient data into Epicor would create orphaned records with no referential integrity. We flag this gap during scoping and present the customer with a documented decision: archive to a separate HIPAA-compliant system, retain VAIL-ERP in read-only mode, or integrate a dedicated healthcare CRM alongside Epicor. We do not load patient or encounter records into Epicor ERP.

  • Custom field enumeration requires record sampling

    VAIL-ERP custom field definitions for healthcare-specific attributes are created per-organization without a self-service schema export. We enumerate custom fields by reviewing a sample of records during the discovery phase, which adds a discovery iteration to the migration timeline. Any custom fields discovered after the import mapping is finalized require a re-run of the affected module's import. Healthcare-specific custom fields without an Epicor IDO target may require a custom UD table, which extends the schema design phase.

  • Healthcare cost-center structures may not map to Epicor manufacturing cost centers

    VAIL-ERP department and cost-center structures are designed around clinical operations (wards, departments, service lines) rather than manufacturing cost centers. Epicor ERP cost centers map to production, warehousing, and distribution operations. If the customer maintains healthcare cost-center structures alongside operational data, the mapping may require a multi-tier COA segment in Epicor (clinical cost center + manufacturing cost center) rather than a direct 1:1 map. We identify this during discovery and propose a COA segment design before any financial transaction import.

  • Epicor Kinetic data load requires UD field schema pre-creation

    Epicor Kinetic's Kinetic Data Model requires UD (User-Defined) fields to be created on IDO collections before data import. If VAIL-ERP custom fields map to UD fields, the schema must be deployed into the Epicor tenant before any records load. We coordinate the UD field creation via Epicor Kinetic's metadata API as part of the schema design phase. Without pre-created UD fields, imported records will not carry the custom values and the import must be re-run.

Migration approach

Six steps for a successful VAIL-ERP to Epicor Prophet 21 data migration

  1. Velosi data access coordination and discovery

    We open a formal data access request with Velosi on the customer's behalf to obtain either a read-only database export or structured CSV package for each VAIL-ERP module. Simultaneously, we conduct discovery by reviewing VAIL-ERP module layouts, sampling records to enumerate custom field definitions, and mapping the organizational structure (departments, cost centers, sites). The discovery output is a written extraction plan listing each module, the export method, estimated record counts, and the custom field inventory.

  2. Epicor Kinetic tenant provisioning and schema design

    We assess the customer's Epicor Kinetic tenant for module availability (HCM, Financials, Supply Chain Management, Production Management) and configure the destination schema. This includes provisioning GL Account structure, Cost Center hierarchy, Supplier and Customer records (if applicable), Part and PartBin warehouse assignments, and UD fields for any mapped custom attributes. Schema is validated in a non-production Epicor environment before production data import begins.

  3. Patient and encounter data decision

    We present the customer with a documented decision framework for VAIL-ERP patient and encounter records: archive to a separate HIPAA-compliant repository, retain VAIL-ERP read-only post-migration, or integrate a dedicated healthcare CRM. The customer's decision is captured in writing before any import configuration begins. This decision gates the migration timeline because it affects downstream dependency mapping.

  4. Sandbox migration and reconciliation

    We run a full migration into the Epicor non-production environment using production-like data volume. The customer's operations lead reconciles record counts (employees, suppliers, parts, open AP/AR items), spot-checks 25-50 records against the VAIL-ERP source, and validates GL account distributions and cost-center assignments. Any mapping corrections happen in this phase. The customer signs off the sandbox migration before production migration begins.

  5. Production migration in dependency order

    We run production migration in record-dependency order: Cost Centers and GL Accounts first (reference data), then Employees and Users, then Suppliers and Customers, then Parts and PartBin inventory, then AP/AR open items, then GL journal entries, then document attachments. Each phase emits a row-count reconciliation report before the next phase begins. Custom UD field values load last after all parent records are in place.

  6. Cutover, validation, and automation handoff

    We coordinate a data-freeze window with the customer's VAIL-ERP team during cutover, run a final delta migration of any records modified during the window, then enable Epicor ERP as the system of record for migrated modules. We deliver a written inventory of VAIL-ERP workflows, automations, and custom reports that require rebuild in Epicor Kinetic. We support a one-week hypercare window where we resolve reconciliation issues. We do not rebuild VAIL-ERP automations as Epicor Kinetic processes inside the migration scope.

Platform deep dives

Context on both ends of the pair

VAIL-ERP logo

VAIL-ERP

Source

Strengths

  • Industry-specific module packs reduce customization effort at go-live.
  • SARA AI voice and chat assistant for conversational ERP queries.
  • Integrated CRM, HRMS, Help Desk in the same license footprint.
  • Velosi's 44-year consulting heritage supports complex implementations.
  • Strong fit for project-driven engineering and EPC firms via MTS and CTR modules.

Weaknesses

  • Limited public footprint outside MENA/South Asia region.
  • No public API documentation or developer portal.
  • Pricing is sales-led with no public tiers.
  • Third-party connector ecosystem is sparse compared to mainstream ERPs.
  • Catalog discovery muddied by name collision with Vail Resorts.
Epicor Prophet 21 logo

Epicor Prophet 21

Destination

Strengths

  • Purpose-built for wholesale distribution with industry-specific replenishment, kitting, and counter-sale workflows out of the box.
  • Multi-warehouse management with bin locations, cross-docking, and real-time inventory visibility across all warehouse locations.
  • Automated replenishment engine with demand-based and min-max planning reduces stockouts and overstock carrying costs.
  • AI-infused reporting via Epicor Prism provides Gen AI-driven insights into ERP data without requiring a BI team.
  • Strong customer retention at 90% and a 50-year track record in the distribution vertical provides long-term vendor stability.

Weaknesses

  • High total cost of ownership — per-user pricing of $150-200/month plus $10K-$500K implementation creates significant budget commitment for small and mid-market distributors.
  • Customization via SDK requires technical expertise and introduces upgrade risk when custom code conflicts with new P21 releases.
  • Report generation performance is a known pain point — multiple users report system freezes during large or complex report exports.
  • Third-party bolt-on reliance for functionality that competitors include natively increases integration complexity and total solution cost.
  • Limited public API documentation — developers building custom integrations report difficulty finding P21 API authentication methods and endpoint specifications.

Complexity grading

How hard is this migration?

Standard ERP migration. 2 of 8 objects need a mapping; the rest are 1:1.

B

Overall complexity

Standard migration

Derived from compatibility, mapping clarity, API constraints, and data volume across VAIL-ERP and Epicor Prophet 21.

  • Object compatibility

    B

    2 of 8 objects need a mapping; the rest are 1:1.

  • Field mapping clarity

    C

    Field mapping is derived from defaults — final spec confirmed during the sample migration.

  • Timeline complexity

    B

    8-object category — typical timelines run 2–7 days end-to-end.

  • API constraints

    B

    VAIL-ERP: Not publicly documented — typical SaaS limits assumed and confirmed during scoping..

  • Data volume sensitivity

    B

    VAIL-ERP doesn't expose a bulk API — REST + parallelization used for high-volume runs.

Estimator

Estimate your VAIL-ERP to Epicor Prophet 21 migration cost

Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.

Step 1

What are you migrating?

Pick a category, then your source and destination platforms.

Category

FAQ

Frequently asked questions about VAIL-ERP to Epicor Prophet 21 data migrations

Answers to the questions buyers ask most during VAIL-ERP to Epicor Prophet 21 migration scoping. Not seeing yours? Book a call.

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Most VAIL-ERP to Epicor ERP migrations land between six and ten weeks for organizations with clean employee, supplier, inventory, and financial data and a resolved decision on patient and encounter records. Migrations with large transactional histories (multi-year AP/AR open items, complex inventory movements across multiple sites), complex healthcare cost-center structures, or a large custom field inventory move to fourteen to twenty-two weeks because of the discovery iteration and UD field schema design. The Velosi coordination timeline for data access extraction is an additional variable outside our control.

Adjacent paths

Related migrations to explore

Ready when you are

Move from VAIL-ERP.
Land in Epicor Prophet 21, intact.

Tell us record counts and timeline. We'll come back with a written quote inside 1 business day — no commitment, no sales pitch.

Accuracy guarantee Rollback included Quote in 1 business day