So quickbooks error 2000 can be fixed by following steps:
1.Rename QBWUSER.in record
Rename the Entitlement Data Store and then On the off chance that you can open QuickBooks in the wake of renaming the QBWuser.ini record and Snap on open an example scrape starting from the drop menu.
2.Modify the Firewall Setting
You should open the Windows Firewall with Advanced Settings. Set the inbound and outbound guidelines for explicit projects. Try to permit QuickBooks to every necessary port.










