{"record":{"id":"2aca98918c68eaa4","repo":"netbirdio/netbird","slug":"remove-legacy-forwarding-rule-s-s-w","errorCode":null,"errorMessage":"remove legacy forwarding rule %s -> %s: %w","messagePattern":"remove legacy forwarding rule (.+?) -> (.+?): %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"client/firewall/nftables/router_linux.go","lineNumber":1017,"sourceCode":"func (r *router) removeLegacyRouteRule(pair firewall.RouterPair) error {\n\truleKey := firewall.GenKey(firewall.ForwardingFormat, pair)\n\n\trule, exists := r.rules[ruleKey]\n\tif !exists {\n\t\treturn nil\n\t}\n\n\tif rule.Handle == 0 {\n\t\tlog.Warnf(\"legacy forwarding rule %s has no handle, removing stale entry\", ruleKey)\n\t\tif err := r.decrementSetCounter(rule); err != nil {\n\t\t\tlog.Warnf(\"decrement set counter for stale rule %s: %v\", ruleKey, err)\n\t\t}\n\t\tdelete(r.rules, ruleKey)\n\t\treturn nil\n\t}\n\n\tif err := r.conn.DelRule(rule); err != nil {\n\t\treturn fmt.Errorf(\"remove legacy forwarding rule %s -> %s: %w\", pair.Source, pair.Destination, err)\n\t}\n\n\tlog.Debugf(\"removed legacy forwarding rule %s -> %s\", pair.Source, pair.Destination)\n\n\tdelete(r.rules, ruleKey)\n\n\tif err := r.decrementSetCounter(rule); err != nil {\n\t\treturn fmt.Errorf(\"decrement set counter: %w\", err)\n\t}\n\n\treturn nil\n}\n\n// GetLegacyManagement returns the route manager's legacy management mode\nfunc (r *router) GetLegacyManagement() bool {\n\treturn r.legacyManagement\n}\n","sourceCodeStart":999,"sourceCodeEnd":1035,"githubUrl":"https://github.com/netbirdio/netbird/blob/93e97f4bf1ad715072dcb3fb6cdb1763431b5a9c/client/firewall/nftables/router_linux.go#L999-L1035","documentation":"Error \"remove legacy forwarding rule %s -> %s: %w\" thrown in netbirdio/netbird.","triggerScenarios":"Thrown at client/firewall/nftables/router_linux.go:1017 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"}