Sonicwall Licensing Synchronization Failure Codes


The following entry appears in the Sonicwall log file:

‘The SonicWALL Security Services on your SonicWALL appliance have failed to synchronize license information with the SonicWALL Licensing Server’. This is followed by a failure code in parenthesis (100x)

1000 – Unspecified error. If you receive this error repeatedly, contact SonicWALL technical support.

1001 – DNS resolution failed. Check DNS configuration settings and the availability of the currently configured DNS server.

1004 – Internal firmware error. If you receive this error repeatedly, contact SonicWALL technical support.


1005 – Failed to initialize a list of Root certificates. Check that time and date are correctly set on the SonicWALL appliance. Also check if NTP functions properly.

1006 – Failed to connect to SonicWALL License Manager server over HTTPS (SSL). Check that time and date are correctly set to the unit. Also check if NTP functions properly. Also check network connectivity to the outside locations. This may be a sporadic entry based on availability of the licensing server.

1007 – There was a problem receiving a response from the SonicWALL License Manager server. This error is temporary. If this error appears during a registration failure, you should try registering again.

1008 – Current SonicWALL appliance has invalid or illegal registration. All licensing has been reset.