Method 1: Restart Database Server Manager
Method 2: Update QuickBooks® Desktop
Method 3: Rename .ND/.TLG Files
Method 4: Run QuickBooks® Database Server Manager using QB Tool Hub
Method 5: Change the Location of Company File
Method 6: Repair Company File
Regards,
Peter
This error occur when you try to access the company file hosted from the workstation. We can fix it and all procedure is mentioned above post.