Xero sync error: "Please try syncing again. If this problem persists for more than 3 hours, please contact Customer Support"

Why the sync error occurs

This error occurs when the sync connection between Bill.com and Xero has failed.


How to fix the sync error

To resolve this error, disconnect then reconnect the sync.


Remove Bill.com add-on

  1. Select Settings
  2. Select Add-ons
  3. Select Remove Bill.com

Disconnect the sync

  1. Select Settings
  2. Select Setup under Sync
  3. Select Disconnect

Reconnect the sync

  1. Select Settings
  2. Select Setup under Sync
  3. Select Connect to Xero
  4. Enter Xero login credentials
  5. Select the Xero company to sync with, then select Allow access
    • Note: Select the same company that was entered when the sync was first setup or it will not save. Changing the the company requires an assisted migration to avoid errors and duplications.
  6. Make any changes to existing sync preferences if needed and select Save


If the error persists, contact Customer Support for additional troubleshooting.