DATA MIGRATION

Migrate from Tally to ERPNext — Without Losing a Single Record

Your business data is your most valuable asset. GSeven's structured 5-step migration process moves every customer, supplier, transaction, and balance from TallyPrime to ERPNext — with full verification and a parallel-run period so nothing goes live until you're confident.

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Zero Data Loss

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Full Verification

4–10 Week Process

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Parallel Run Period

OUR PROCESS

GSeven's 5-Step Migration Methodology

Every migration follows the same proven process — refined across dozens of Tally-to- ERPNext migrations. No shortcuts, no surprises.

1

Data Audit & Pre-Migration Assessment

Week 1 — Free Assessment

Before we move anything, we study your Tally data thoroughly — identifying data quality issues, reconciliation gaps, and decisions needed before migration begins.

  • Review your current Tally company structure and chart of accounts
  • Identify ledger duplicates, inactive accounts, and unreconciled entries
  • Assess transaction volume and data migration scope
  • Define the migration cutoff date and scope with your team
  • Identify any Tally customisations (TDL) that need ERPNext equivalents
2

ERPNext Setup & Master Data Configuration

Weeks 2-3

While we clean and prepare your Tally data, we simultaneously configure your ERPNext environment — so the migrated data lands in a properly structured system.

  • Configure Chart of Accounts mirroring your Tally structure
  • Set up company, fiscal year, currency, and tax settings
  • Configure GST rates, TDS settings, and India compliance
  • Set up warehouses, cost centres, and departments
  • Configure user roles and access permissions
3

Master Data Migration & Validation

Weeks 3-4

All master records are migrated first and validated before any financial data moves. This is the foundation of a clean migration.

  • Migrate Customer masters (name, GSTIN, address, credit terms)
  • Migrate Supplier masters with PAN, GSTIN, payment terms
  • Migrate Item masters (products, services, units, tax categories)
  • Migrate Employee masters (for payroll migration if applicable)
  • Validate all migrated records against Tally — count and data match check
4

Opening Balances & Parallel Run

Weeks 4-7

Opening balances are entered and reconciled in ERPNext. Then both systems run simultaneously — giving your team time to validate and build confidence.

  • Enter opening balances for all GL accounts as of cutoff date
  • Reconcile opening Trial Balance — ERPNext vs Tally must match to the rupee
  • Migrate outstanding debtors and creditors as of cutoff
  • Begin parallel run — new transactions entered in both systems
  • User training conducted during this period on live ERPNext data
  • Your team validates day-to-day reports between systems
5

Go-Live & Post-Migration Support

Week 8+ — Ongoing

Your team is trained, the data is verified, and both systems have run in parallel successfully. Time to go live on ERPNext. Tally is archived — never deleted.

  • Final cutover date decided with your leadership team
  • ERPNext becomes your primary system — Tally enters read-only mode
  • GSeven provides 30-day intensive post-go-live support
  • Tally data archived securely — accessible at any time for audit or CA queries
  • Handover of documentation, user manuals, and video training library

Everything That Comes with You from Tally

A complete picture of what GSeven migrates — no data left behind.

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Masters

  • All customers with GSTIN, address, credit terms
  • All suppliers with PAN, GSTIN, payment terms
  • Chart of Accounts (full GL account tree)
  • Items/products with HSN codes and tax rates
  • Cost centres and profit centres
  • Warehouses and stock groups
  • Employee masters (if payroll migrating)
  • Price lists and discount structures
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Financial Data

  • Opening Trial Balance (as of cutoff date)
  • Outstanding Debtors balance (party-wise)
  • Outstanding Creditors balance (party-wise)
  • Bank account balances and pending cheques
  • Stock-in-hand value (item-wise)
  • Fixed asset register values
  • TDS receivable and payable balances
  • GST input credit and liability balances
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Transactions (Optional)

  • Sales invoices (current year or specified period)
  • Purchase invoices (current year or specified period)
  • Payment and receipt entries
  • Journal entries and contra entries
  • Stock transfer entries
  • Payroll entries (if applicable)
  • Scope determined during pre-migration assessment
  • Historical data available in Tally archive at all times

Note: Historical transaction migration scope is defined based on business requirement and regulatory needs. Opening balances are always migrated. Prior-year transactions can be brought in or kept in Tally archive — the decision is yours.

COMMON CONCERNS

Answers to the Questions That Keep You Up at Night

We've heard every migration concern. Here's how we handle each one.

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"What if my data doesn't match after migration?"

We run a full Trial Balance reconciliation before go-live. ERPNext and Tally must match to the rupee on every GL account. If anything is off by even ₹1, we find and fix it before proceeding. You get a signed-off reconciliation statement from our team.

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"We can't afford business disruption during migration"

The parallel run period (2–4 weeks) means business never stops. Your team continues in Tally while they learn ERPNext. Cutover happens over a weekend or a pre-planned quiet period — your choice.

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"Our CA uses Tally — they won't switch"

Your CA doesn't have to switch. Many clients keep Tally running for their CA's compliance work while the business operations move to ERPNext. GSeven manages both systems. Your CA is never disrupted.

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"My team is comfortable with Tally — they'll resist ERPNext"

Change resistance is real and we respect it. Our training is role-based and hands-on — accountants learn only the accounting screens, warehouse staff learn only inventory screens. Nobody is overwhelmed with the full system at once.

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"What if we need to go back to Tally?"

We never delete your Tally data. Your Tally installation and all data are preserved in archive mode throughout and after the migration. If you ever need to reference historical data, run an audit, or revert — everything is available.

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"Hidden costs will appear during migration"

GSeven provides a fixed-scope, fixed-price migration quote after the initial assessment. The scope is clearly documented — what gets migrated, what doesn't, and what the timeline is. No surprises.

TIMELINE

Typical Tally to ERPNext Migration Timeline

Most migrations are complete within 6-10 weeks. Simpler businesses can go live faster; complex, multi-location businesses may take longer.

WEEK 1
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Assessment

Free audit of Tally data. Scope defined. Migration plan signed off.

WEEKS 2-4
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Setup & Masters

ERPNext configured. Master data migrated and validated.

WEEKS 5-7
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Parallel Run

Balances entered. Both systems live. Team training completed.

WEEK 8+
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Go-Live

ERPNext primary. Tally archived. 30-day intensive support begins.

FAQS

Migration Questions — Answered

Can all Tally data be migrated to ERPNext? +
Yes. GSeven migrates all key data from Tally: Chart of Accounts, customer and supplier masters, item/product masters, opening balances, and historical transactions (invoices, payments, journal entries). The volume and depth of historical transaction migration depends on business requirements and is defined during the pre-migration assessment. Your original Tally data is never deleted.
How long does migration from Tally to ERPNext take? +
A typical Tally to ERPNext migration takes 4 to 10 weeks from start to go-live, depending on data volume, chart of accounts complexity, number of locations, and any required customisations. The parallel-run period — where both systems operate simultaneously — is typically 2 to 4 weeks. Simple, single-location businesses can often go live faster.
Do I need to stop using Tally during the migration? +
No. GSeven runs a parallel period during migration where both Tally and ERPNext operate simultaneously. Your team continues working in Tally. They log into ERPNext for training and validation. Final cutover only happens once your team is trained, data is verified, and you are confident — on a date you choose.
What happens to my Tally data after migration? +
Your Tally installation and data are never deleted. After successful migration and cutover, Tally enters read-only archive mode on your premises or as a backup. All data — including years of historical transactions — remains accessible for reference, CA queries, income tax assessments, and GST audits at any time.
Does GSeven have experience migrating from Tally to ERPNext? +
Yes. GSeven is both a 5-Star Tally Certified Partner (since 2004) and a certified ERPNext implementation partner — giving us unique, in-depth knowledge of both systems. We understand exactly how Tally structures data and how to map it accurately into ERPNext. This dual expertise significantly reduces migration risk compared to working with a partner who only knows one system.