Question
How can I troubleshoot DCOM error 1084 related to firewall settings?
Asked by: USER4586
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Answer (68)
Firewall rules can block DCOM traffic. Ensure that your firewall allows inbound and outbound connections on TCP port 1801 (the default DCOM port) and potentially other ports used by the DCOM server. Temporarily disabling the firewall for testing can help isolate this as the cause.