Corruption in the company file present on the server system is another major factor that contributes to this error. To remove it, you can use a tool like the QuickBooks File Doctor that scans the corrupted data file and automatically fixes it to ensure that the QBCFMonitorservice can start working again. This tool can also help you save time and money by eliminating the need to hire an IT professional to perform a manual repair. Efficiency with QuickBooks Desktop Connector for Media Planning