QuickBooks is one of the finest accounting software that can simplify the accounting tasks of businesses of various sizes. The great number of features that this software provides are very handy to use.
Qbdbmgrn not running on this computer is a common error encountered by accounting professionals that use QuickBooks accounting software. Qbdbmgrn is a piece of software developed by Intuit so that multiple users can use QB at the same time. QuickBooks Database Manager for Networks works by ensuring for multiple users both stability and performance.
A user faces qbdbmgrn not running error when he or she updates QB Desktop to the latest software version and qbdbmgrn service is identified by the firewall as a non-recognized service. Firewall responds by blocking qbdbmgrn service.
If QuickBooks Database Manager for Networks is not running on the system, then solutions are available to get it fixed. Do not forget to back up your PC and QB data, before applying any of the solutions. If something wrong happens, you will have to reinstall Windows or QB. So, their original installation discs with license numbers should be available to you.
Update Firewall
Restart Service
Exclude QBDBMgrN.exe
Put QBDBMgrN exe in the Windows Firewall’s exclusion list. After adding the file, save firewall settings. Then, check if you are getting Qbdbmgrn not running on this computer issue.
Repair QB
QB Clean Install
In this step, you have to use QuickBooks clean install tool to reinstall QB. Doing a QB clean installation on Windows can fix Qbdbmgrn not running on this computer problem.
If you are unable to apply any of the above solutions, or if Qbdbmgrn not running on this computer error does not get fixed, feel free to call Accountant Squad at QuickBooks Error Support Number 1-888-502-0363 for getting instant technical support.
Source - https://accountantsquad.wordpress.com/2019/06/08/fix-qbdbmgrn-not-running-on-this-computer/