Migrating from Dynamics GP to Dynamics 365 Business Central sounds complicated—but it doesn’t have to be. Moving years of financial data, setting up a new system, and getting your team comfortable with the change might seem overwhelming, but with the right plan, it’s a lot more manageable than you think.
Microsoft has announced that support for Dynamics GP (formerly Great Plains) will officially end in 2029. That might sound far off, but waiting until the last minute could backfire. When everyone else starts migrating at the same time, costs will go up, available resources will shrink, and your business could face unnecessary disruption. Starting early gives you more control over the process—and a better outcome.
This guide breaks down how to simplify your GP migration into clear, manageable steps. From cleaning up your data to configuring the system and training your team, we’ll cover exactly how to transition to Business Central without the headaches.
Why You Should Migrate from Dynamics GP to Business Central
If Dynamics GP has been working for years, why switch now? The reality is that GP is an on-premises system built for a different time. Today’s business environment demands more flexibility, real-time insights, and automation—things GP just wasn’t designed to handle.
1. On-Premises vs. Cloud
Dynamics GP runs on local servers, which means you’re in charge of:
- Maintaining hardware and infrastructure
- Installing updates manually
- Managing security and system performance
That might have worked fine 10 years ago—but now it’s expensive and inefficient.
Business Central, on the other hand, is cloud-based. That means:
- Microsoft manages the infrastructure and handles updates automatically
- Scaling is simple—you can add users or locations without investing in new hardware
- Data is stored securely in Azure, with backups and redundancy included
Switching to a cloud-based system reduces your IT burden and gives you access to continuous improvements without the hassle of manual updates.
2. More Functionality and Automation
Business Central isn’t just a newer version of GP—it’s a more powerful ERP system with better tools for managing your business. It combines financial management, sales, supply chain, and customer relationship management (CRM) in one place.
Here’s what you get with Business Central:
- Built-in Power BI for real-time reporting and insights
- More flexible permissions and security settings
- Streamlined workflows to automate approvals, invoicing, and inventory tracking
- Improved integration with Excel and other Microsoft business tools
3. Better Scalability
With GP, expanding your business meant adding infrastructure and worrying about system limits. With Business Central, you scale when you need to—without expensive upgrades. Whether you’re adding new products, entering new markets, or growing your team, Business Central grows with you.
4. Avoiding Unsupported Software
Support for GP is ending in 2029. That means no more updates, security patches, or technical help from Microsoft. Running outdated software puts your business at risk of security breaches, compatibility issues, and lost productivity. Migrating to Business Central Online ensures you’re on a supported, secure platform for the long haul.
Step 1: Build a Migration Plan
A successful migration starts with a solid plan. You don’t need to map out every detail upfront, but you should have a clear roadmap for what’s moving, what’s changing, and who’s responsible for each step.
Start with a System Check
Use a migration assessment tool to evaluate your current GP setup:
- What modules are currently in use?
- What data needs to be migrated (customers, vendors, inventory items, transactions, and historical data)?
- Which custom workflows and third-party ISV (Independent Software Vendor) solutions need to be replaced or reconfigured?
- Are there any compatibility issues with your current SQL Server version?
Figure Out What You Need
This is a great time to rethink your business processes and see where you can simplify things. Ask yourself:
- Are there any manual processes that could be automated?
- Do you need better reporting or real-time data access?
- Are you looking to simplify your chart of accounts or improve your financial structure?
Getting clear on your business needs makes it easier to configure Business Central to work for you—not against you.
Choose Your Migration Path
There are two main ways to migrate from GP to Business Central:
1. Cloud Migration Tool
- If you're on Dynamics GP 2015 or newer, you can use Microsoft’s cloud migration tool.
- This tool maps your data from SQL Server to Business Central and automates most of the transfer process.
2. Manual Migration
- If you’re on an older version of GP, you might need to upgrade to a supported version first.
- Data can then be manually exported from SQL Server and imported into Business Central.
Step 2: Clean Up Your Data
Bad data going in = bad data coming out. Cleaning up your data before migration saves time and avoids problems later.
Clean Up Customer and Vendor Data
- Remove duplicates
- Standardize names and contact details
- Delete old or inactive records
Handle Open Transactions
- Only transfer active transactions
- Remove old, settled transactions—there’s no need to bring over years of closed activity
Manage Historical Data
- Decide how much historical data to migrate
- Bringing over 10 years of transaction history isn’t necessary—summary balances might be enough
Clean Up the Chart of Accounts
GP uses segments, while Business Central uses dimensions. Map your existing account structure to Business Central’s format to avoid reporting issues.
Step 3: Configure Business Central
Once your data is clean, it’s time to set up the new system.
Set Up Permissions and Workflows
- Establish user roles and permissions
- Automate tasks like invoice approvals and inventory adjustments using built-in workflows
Add Extensions and Apps
- If you used custom ISV solutions or other add-ons with GP, check for compatible versions in Business Central’s AppSource marketplace
Connect to Power BI
Power BI integration allows you to build custom dashboards and access real-time reporting.
Step 4: Run the Migration
If you’ve done the prep work, the migration itself should go smoothly.
Use the Cloud Migration Tool
- The tool will map and transfer your Dynamics GP data automatically
- Reduces the risk of mismatched records or lost data
Test First
- Run a test migration in a sandbox environment
- Check that the general ledger balances match
- Confirm that open receivables and payables are accurate
Final Sync and Go-Live
Once everything checks out, perform the final sync and go live.
Step 5: Get Your Team On Board
A successful migration isn’t just about moving data—it’s about making sure your team knows how to use the new system.
Train Your Team
- Walk them through how to run reports in Power BI
- Show them how to automate key processes
- Focus on how the new system makes their jobs easier
Handle Resistance
Listen to feedback and make adjustments. Early frustrations can derail adoption if they’re not addressed.
Step 6: Optimize and Scale
Once you’re live, focus on improving performance.
Automate More Processes
Use Business Central’s built-in automation and AI tools to reduce manual work.
Expand Reporting
Create custom Power BI dashboards for deeper insights.
Connect to Other Systems
Integrate Business Central with your CRM and supply chain platforms for a unified system.
Final Thoughts
Migrating from Dynamics GP to Dynamics 365 Business Central might feel like a heavy lift, but with the right approach, it’s manageable. A clear plan, clean data, and solid user training make all the difference.
The sooner you start, the easier it will be. And once you’re up and running, you’ll wonder why you didn’t switch sooner.