# [phone] Fix errors when converting from QuickBooks Desktop to online

Migrating from QuickBooks Desktop to QuickBooks Online can be a major step for your business. QuickBooks Online offers flexibility, anytime access, and seamless updates that desktop versions lack. However, the process of converting your company file is not always error-free. Many users face technical issues, file errors, and data compatibility problems during migration.

In this guide, we’ll walk you through **why these errors happen**, the **most common QuickBooks Desktop to Online conversion issues**, and **how to fix them**, step-by-step. If you're stuck and need expert help right away, you can always call **[phone]** for U.S.-based QuickBooks support

## Table of Contents

1. Introduction to QuickBooks Conversion
2. Why Convert from Desktop to Online
3. Pre-Conversion Checklist
4. Common Conversion Errors
5. Fixing Conversion Errors – Step-by-Step
6. Post-Conversion Troubleshooting
7. When to Call Support: [phone]
8. Conclusion

## 1. Introduction to QuickBooks Conversion

QuickBooks is one of the most widely used accounting software solutions globally. Businesses that originally adopted the Desktop version are now increasingly switching to QuickBooks Online for its cloud-based functionality. However, the transition involves converting your data file – and if something goes wrong, you risk losing valuable data or disrupting your operations.

Understanding the errors and knowing how to solve them is critical for a smooth migration. Fortunately, most issues can be resolved with a few clear steps—or with help from a QuickBooks expert at **[phone]**.

## 2. Why Convert from Desktop to Online?

Before we get into the errors, here’s why many businesses are choosing QuickBooks Online:

* **Anywhere, anytime access**
* **Automatic updates and backups**
* **Easier collaboration with accountants**
* **Integration with over 650+ third-party apps**
* **Real-time syncing across multiple devices**

These features help businesses become more efficient and mobile. But to access them, you first need a successful conversion.

## 3. Pre-Conversion Checklist

To reduce the chance of encountering errors, make sure to follow this **pre-conversion checklist**:

### ✅ Update QuickBooks Desktop

Ensure your QuickBooks Desktop software is updated to the latest release.

### ✅ Use Supported Versions

Intuit only allows conversions from supported versions (usually last 3 years) of QuickBooks Desktop.

### ✅ Verify and Rebuild Data

Go to `File > Utilities > Verify Data`. If issues are found, go to `Rebuild Data` to correct them.

### ✅ Backup Your Company File

Create a full backup before converting.

### ✅ Check Company File Size

QuickBooks Online has a **maximum list limit**. If your file exceeds 750,000 targets (press Ctrl+1 to check), the conversion may fail.

### ✅ Turn Off Payroll (Temporarily)

If you use Desktop payroll, consider turning it off to avoid sync issues.

## 4. Common Conversion Errors

Here are the **most frequently encountered errors** when converting from QuickBooks Desktop to Online:

### 🔴 Error: "Your file size is too big"

Your company file exceeds the maximum allowed size for QuickBooks Online.

### 🔴 Error: "We can't export your data"

This generic message may be related to data corruption, unsupported features, or network problems.

### 🔴 Error: "An error occurred when exporting your company file"

This can occur if your file contains unsupported inventory tracking, multicurrency, or custom fields.

### 🔴 Error Code: 6000 Series

Usually related to damaged company files or incorrect permissions.

### 🔴 Missing Data After Conversion

Lists like customers, vendors, or inventory may not fully transfer.

### 🔴 Sync Manager Errors

Occur when the Intuit Sync Manager fails during data transmission.

If you're encountering any of these, **call [phone]** for fast assistance.

## 5. Fixing Conversion Errors – Step-by-Step

Here’s how to tackle the most common errors:

### ✅ Step 1: Reduce File Size

If your file is too large:

* **Condense Data**: Go to `File > Utilities > Condense Data`.
* **Export Lists Only**: Use the export option to move only customers, vendors, and items.
* **Remove Audit Trail**: This can significantly reduce file size.

### ✅ Step 2: Repair Damaged Company File

To repair:

1. **Verify Data**: `File > Utilities > Verify Data`
2. **Rebuild Data**: If errors found, go to `File > Utilities > Rebuild Data`
3. **Create a New Admin User**: If your user file is corrupt, create a new Admin login.

### ✅ Step 3: Resolve Export Errors

1. **Log in as Admin**
2. **Switch to Single-User Mode**
3. **Go to Company > Export Company File to QuickBooks Online**

Make sure:

* You’re using a **U.S. version** of both Desktop and Online.
* The file is **not multi-currency-enabled** if unsupported.

### ✅ Step 4: Use the QuickBooks Desktop Migration Tool

Intuit provides a built-in migration tool:

* From Desktop, go to: `Company > Export your Company File to QuickBooks Online`
* Follow prompts to sign in to your QuickBooks Online account

If this doesn’t work, **call [phone]** to request expert-led migration services.

### ✅ Step 5: Disable Unsupported Features

QuickBooks Online doesn’t support some features from Desktop:

* **Custom sales forms**
* **Advanced inventory tracking**
* **Fixed asset manager**

You may need to disable or remove these before conversion.

## 6. Post-Conversion Troubleshooting

Once the data has transferred, you may find that:

* Reports look different
* Transactions are missing
* Bank feeds aren’t set up
* Inventory doesn’t match

Here’s how to address them:

### 🔍 Compare Reports

Generate these reports **before and after conversion**:

* **Trial Balance**
* **Profit & Loss**
* **Balance Sheet**
* **A/R and A/P Aging Summary**

Look for discrepancies. If something is off, try re-exporting or **call [phone]** for help.

### 🔍 Reconnect Bank Feeds

Bank and credit card connections don’t transfer. You must:

1. Go to `Banking` in QuickBooks Online
2. Reconnect each account manually

### 🔍 Check Payroll and Inventory

Some payroll data may not transfer. You may need to:

* Re-enter historical payroll manually
* Adjust inventory items using journal entries

### 🔍 Re-Assign User Roles

QuickBooks Online uses a different user permission model. After migration:

* Invite users again
* Assign roles individually

## 7. When to Call Support: [phone]

While many errors can be fixed manually, some require expert-level troubleshooting. You should **call QuickBooks migration support at [phone]** if:

* Your company file repeatedly fails to upload
* You're losing financial or customer data
* Payroll and tax settings are incorrect post-migration
* The migration tool crashes or is unavailable
* You need help matching Desktop features to Online equivalents

Support specialists can guide you through custom data migration, resolve file corruption, and ensure that your business transitions smoothly.

## 8. Conclusion

Migrating from QuickBooks Desktop to Online is a valuable upgrade, but it can come with a range of technical challenges. From oversized files to inventory mismatches, errors during conversion can disrupt business operations if not addressed quickly.

**Preparation is key.** Start by verifying your file, removing unsupported features, and following the proper export process. If you hit a roadblock, remember that help is just a phone call away.

For **expert support with QuickBooks conversion errors**, call **[phone]**. Our U.S.-based support team can guide you through complex issues and ensure that your transition to QuickBooks Online is seamless and stress-free.