- February 06, 2021
- Posted by Ruth Mazur
- 0 comment
The error may occur when the Windows Firewall is not updated. Therefore, to protect your system from malware attacks, the firewall stops the QBDBMgrN services as an unknown service and blocks them.
The error may occur when the Windows Firewall is not updated. Therefore, to protect your system from malware attacks, the firewall stops the QBDBMgrN services as an unknown service and blocks them.