Quickbooks - Portfile DBunload Has Failed

To resolve the issue, grant Full Control, Change, and Read permissions in Windows for the shared network folder to the QBDataServiceUser18 user . If the company file is located in a sub folder of the shared mapped folder, assign the permissions to the main parent folder.

A user with Windows Administrator rights can change the folder permissions on the computer that is sharing the folder:

1. Browse to the folder that contains the company file.
2. Right-click the folder and select Properties.
3. Assign permission to the QBDataServiceUser18 user according to your version of Windows:
4.
* Windows XP Professional:
1. Click the Sharing tab and click the Permissions button.
2. Select Everyone and select Full Control, Change, and Read in the Allow column.
3. Click OK
4. Select the Security tab
5. Select QBDataServiceUser18 and select Full Control, Change, and Read in the Allow column.
6. Click Apply and OK to close the windows and save the changes.
* Windows XP Home:
*
1. Click the Sharing tab.
2. Select Allow network users to change my files and click OK.
3. Select the Security tab
4. Select QBDataServiceUser18 and select Full Control, Change, and Read in the Allow column.
5. Click Apply and OK to close the windows and save the changes.
* Windows Vista:
1. Click the Sharing tab and click Share.
2. Click Change Sharing Permissions.
3. Click the drop-down arrow, select Everyone, and click Add.
4. Select Everyone and select Co-owner.
5. Click Share, and then Close to save the changes.
6. Ensure that the Security tab also allows full permissions for QBDataServiceUser18
5. If the issue persists, ensure that the permissions above are granted to QBDataServiceUser18 on the QuickBooks Program Files folder (C:\Program Files\Intuit\QuickBooks 200X)