Facing the Qbcfmonitorservices Not Running error in QuickBooks can interrupt multi-user access and prevent other workstations from opening the company file. This issue typically occurs when the QuickBooks Database Server Manager service stops or fails to start on the server computer. As a result, QuickBooks cannot communicate properly over the network. Fixing the Qbcfmonitorservices Not Running problem may involve restarting Windows services, checking firewall permissions, or reinstalling the Database Server Manager. Resolving it promptly helps restore smooth connectivity, ensures proper file hosting, and keeps your team working without network-related interruptions.