- Clio Sync Failures display Error Code (2500): Invalid Reference Id. Something you're trying to use has been deleted. Check the fields with accounts, customers, items, vendors or employees.
- Clio Web App
- Bill Syncing
- Quickbooks Online
To find Quickbooks errors: Click Here
The item referenced was deleted in QBO or Clio.
Needs troubleshooting. Call Support at 1-888-858-2546