{"record":{"id":"f288db031468956b","repo":"hashicorp/nomad","slug":"failed-to-encode-response-v","errorCode":null,"errorMessage":"failed to encode response: %v","messagePattern":"failed to encode response: (.+?)","errorType":"http","errorClass":null,"httpStatus":500,"severity":"error","filePath":"nomad/operator_endpoint.go","lineNumber":618,"sourceCode":"\t} else if !aclObj.AllowOperatorOperation(acl.OperatorCapabilitySnapshotSave) {\n\t\thandleFailure(403, structs.ErrPermissionDenied)\n\t\treturn\n\t}\n\n\top.srv.setQueryMeta(&reply.QueryMeta)\n\n\t// Take the snapshot and capture the index.\n\tsnap, err := snapshot.New(op.logger.Named(\"snapshot\"), op.srv.raft)\n\treply.SnapshotChecksum = snap.Checksum()\n\treply.Index = snap.Index()\n\tif err != nil {\n\t\thandleFailure(500, err)\n\t\treturn\n\t}\n\tdefer snap.Close()\n\n\tif err := encoder.Encode(&reply); err != nil {\n\t\thandleFailure(500, fmt.Errorf(\"failed to encode response: %v\", err))\n\t\treturn\n\t}\n\tif snap != nil {\n\t\tif _, err := io.Copy(conn, snap); err != nil {\n\t\t\thandleFailure(500, fmt.Errorf(\"failed to stream snapshot: %v\", err))\n\t\t}\n\t}\n}\n\nfunc (op *Operator) snapshotRestore(conn io.ReadWriteCloser) {\n\tdefer conn.Close()\n\n\tvar args structs.SnapshotRestoreRequest\n\tvar reply structs.SnapshotRestoreResponse\n\tdecoder := codec.NewDecoder(conn, structs.MsgpackHandle)\n\tencoder := codec.NewEncoder(conn, structs.MsgpackHandle)\n\n\thandleFailure := func(code int, err error) {","sourceCodeStart":600,"sourceCodeEnd":636,"githubUrl":"https://github.com/hashicorp/nomad/blob/482b49bf1aec006f089bcfc7e632d8f6ac303e5e/nomad/operator_endpoint.go#L600-L636","documentation":"Error \"failed to encode response: %v\" thrown in hashicorp/nomad.","triggerScenarios":"Thrown at nomad/operator_endpoint.go:618 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":"482b49bf1aec006f089bcfc7e632d8f6ac303e5e","analyzedAt":"2026-09-04T07:54:14.808Z","contentChangedAt":"2026-09-04T07:54:14.808Z","schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}