{"record":{"id":"0b5728b1bce6d509","repo":"temporalio/temporal","slug":"failed-to-parse-link-header-invalid-parameter-for","errorCode":null,"errorMessage":"failed to parse link header: invalid parameter format: %s","messagePattern":"failed to parse link header: invalid parameter format: (.+?)","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"common/nexus/nexusrpc/api.go","lineNumber":199,"sourceCode":"\tparams := strings.Split(encodedLink[urlEnd+1:], \";\")\n\t// must contain at least one semi-colon, and first param must be empty since\n\t// it corresponds to the url part parsed above.\n\tif len(params) < 2 {\n\t\treturn link, fmt.Errorf(\"failed to parse link header: invalid format: %s\", encodedLink)\n\t}\n\tif strings.TrimSpace(params[0]) != \"\" {\n\t\treturn link, fmt.Errorf(\"failed to parse link header: invalid format: %s\", encodedLink)\n\t}\n\n\ttypeKeyFound := false\n\tfor _, param := range params[1:] {\n\t\tparam = strings.TrimSpace(param)\n\t\tif len(param) == 0 {\n\t\t\treturn link, fmt.Errorf(\"failed to parse link header: parameter is empty: %s\", encodedLink)\n\t\t}\n\t\tkv := strings.SplitN(param, \"=\", 2)\n\t\tif len(kv) != 2 {\n\t\t\treturn link, fmt.Errorf(\"failed to parse link header: invalid parameter format: %s\", param)\n\t\t}\n\t\tkey := strings.TrimSpace(kv[0])\n\t\tval := strings.TrimSpace(kv[1])\n\t\tif strings.HasPrefix(val, `\"`) != strings.HasSuffix(val, `\"`) {\n\t\t\treturn link, fmt.Errorf(\n\t\t\t\t\"failed to parse link header: parameter value missing double-quote: %s\",\n\t\t\t\tparam,\n\t\t\t)\n\t\t}\n\t\tif strings.HasPrefix(val, `\"`) {\n\t\t\tval = val[1 : len(val)-1]\n\t\t}\n\t\tif key == linkTypeKey {\n\t\t\tif err := validateLinkType(val); err != nil {\n\t\t\t\treturn link, fmt.Errorf(\"failed to parse link header: %w\", err)\n\t\t\t}\n\t\t\tlink.Type = val\n\t\t\ttypeKeyFound = true","sourceCodeStart":181,"sourceCodeEnd":217,"githubUrl":"https://github.com/temporalio/temporal/blob/bde624efd13fbd3843654058db6d9c716166318b/common/nexus/nexusrpc/api.go#L181-L217","documentation":"Error \"failed to parse link header: invalid parameter format: %s\" thrown in temporalio/temporal.","triggerScenarios":"Thrown at common/nexus/nexusrpc/api.go:199 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":"bde624efd13fbd3843654058db6d9c716166318b","analyzedAt":"2026-09-01T07:18:39.080Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T15:18:49.778Z"}