{"record":{"id":"354c205aad045115","repo":"netbirdio/netbird","slug":"flush-chain-creation-w","errorCode":null,"errorMessage":"flush chain creation: %w","messagePattern":"flush chain creation: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"client/firewall/nftables/manager_linux.go","lineNumber":817,"sourceCode":"func (m *Manager) initNoTrackChains(table *nftables.Table) error {\n\tm.notrackOutputChain = m.rConn.AddChain(&nftables.Chain{\n\t\tName:     chainNameRawOutput,\n\t\tTable:    table,\n\t\tType:     nftables.ChainTypeFilter,\n\t\tHooknum:  nftables.ChainHookOutput,\n\t\tPriority: nftables.ChainPriorityRaw,\n\t})\n\n\tm.notrackPreroutingChain = m.rConn.AddChain(&nftables.Chain{\n\t\tName:     chainNameRawPrerouting,\n\t\tTable:    table,\n\t\tType:     nftables.ChainTypeFilter,\n\t\tHooknum:  nftables.ChainHookPrerouting,\n\t\tPriority: nftables.ChainPriorityRaw,\n\t})\n\n\tif err := m.rConn.Flush(); err != nil {\n\t\treturn fmt.Errorf(\"flush chain creation: %w\", err)\n\t}\n\n\treturn nil\n}\n\nfunc (m *Manager) refreshNoTrackChains() error {\n\tchains, err := m.rConn.ListChainsOfTableFamily(nftables.TableFamilyIPv4)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"list chains: %w\", err)\n\t}\n\n\ttableName := getTableName()\n\tfor _, c := range chains {\n\t\tif c.Table.Name != tableName {\n\t\t\tcontinue\n\t\t}\n\t\tswitch c.Name {\n\t\tcase chainNameRawOutput:","sourceCodeStart":799,"sourceCodeEnd":835,"githubUrl":"https://github.com/netbirdio/netbird/blob/93e97f4bf1ad715072dcb3fb6cdb1763431b5a9c/client/firewall/nftables/manager_linux.go#L799-L835","documentation":"Error \"flush chain creation: %w\" thrown in netbirdio/netbird.","triggerScenarios":"Thrown at client/firewall/nftables/manager_linux.go:817 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"}