How to resolve QuickBooks error -6123,0?
Sometimes QuickBooks generates strange error messages that are hard to understand. I too encountered a very strange error message few days back. I got really worried and called one of my friend to sort out my problem. My friend told me to search for this error on Internet and try the recommended solutions first. So I searched my problem and came to know about the various causes behind the occurrence of this error. This error may encounter if: The network connection between your computer and server is lost. Firewall settings is creating problem with QuickBooks file. QBW file is damaged. Multiple QuickBooks files are running.