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Cannot Communicate with the Company File Due to Firewall Cannot Communicate with the Company File Due to Firewall – Step-by-Step FixThe error "Cannot Communicate with the Company File Due to Firewall" occurs when a firewall blocks QuickBooks or other accounting software from accessing the company file over a network. This issue can be resolved by configuring firewall settings, allowing necessary ports, and ensuring the database server manager is running properly to enable seamless communication between systems. URL :https://accountinghelplineus.hashnode.dev/efficient-ways-to-tackle-the-cannot-communicate-with-the-company-file-due-to-firewall-issue