if your MYOB integration is not syncing with MechanicDesk, the most common cause is incorrect login credentials in the Accounting integration settings panel. The usual error displayed is “Access denied.”
These settings control how MYOB and MechanicDesk authenticate and communicate. Correct configuration is required for the integration to connect and sync successfully.
Steps to Fix
Go to Settings → Integrations.
Enter the following details in the Accounting integration settings panel
Username: Administrator
Password: Leave blank
Please Note: Some MYOB configurations require both fields to be blank
Click Save.
Click Sync > Quick Sync