{"record":{"id":"f5ba494ed15f74f0","repo":"netbirdio/netbird","slug":"add-dnat-rule-w-f5ba49","errorCode":null,"errorMessage":"add DNAT rule: %w","messagePattern":"add DNAT rule: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"client/firewall/nftables/manager_linux.go","lineNumber":573,"sourceCode":"\t\t\treturn fmt.Errorf(\"flush v6 acl: %w\", err)\n\t\t}\n\t}\n\n\tif err := m.refreshNoTrackChains(); err != nil {\n\t\tlog.Errorf(\"failed to refresh notrack chains: %v\", err)\n\t}\n\n\treturn nil\n}\n\n// AddDNATRule adds a DNAT rule\nfunc (m *Manager) AddDNATRule(rule firewall.ForwardRule) (firewall.Rule, error) {\n\tm.mutex.Lock()\n\tdefer m.mutex.Unlock()\n\n\tif rule.TranslatedAddress.Is6() {\n\t\tif !m.hasIPv6() {\n\t\t\treturn nil, fmt.Errorf(\"add DNAT rule: %w\", firewall.ErrIPv6NotInitialized)\n\t\t}\n\t\treturn m.router6.AddDNATRule(rule)\n\t}\n\treturn m.router.AddDNATRule(rule)\n}\n\n// DeleteDNATRule deletes a DNAT rule\nfunc (m *Manager) DeleteDNATRule(rule firewall.Rule) error {\n\tm.mutex.Lock()\n\tdefer m.mutex.Unlock()\n\n\tr, err := m.routerForRuleID(rule.ID(), (*router).hasDNATRule)\n\tif err != nil {\n\t\treturn err\n\t}\n\treturn r.DeleteDNATRule(rule)\n}\n","sourceCodeStart":555,"sourceCodeEnd":591,"githubUrl":"https://github.com/netbirdio/netbird/blob/93e97f4bf1ad715072dcb3fb6cdb1763431b5a9c/client/firewall/nftables/manager_linux.go#L555-L591","documentation":"Error \"add DNAT rule: %w\" thrown in netbirdio/netbird.","triggerScenarios":"Thrown at client/firewall/nftables/manager_linux.go:573 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"93e97f4bf1ad715072dcb3fb6cdb1763431b5a9c","analyzedAt":"2026-08-16T03:09:19.136Z","schemaVersion":2},"datasetVersion":"2026-08-16T08:17:34.114Z"}