{"record":{"id":"d5baea8fb5874a70","repo":"kubernetes/kops","slug":"unable-to-parse-version-string-q-d5baea","errorCode":null,"errorMessage":"unable to parse version string: %q","messagePattern":"unable to parse version string: %q","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/nodemodel/wellknownassets/runc.go","lineNumber":78,"sourceCode":"\tif canonicalURL == \"\" {\n\t\tversion := fi.ValueOf(runc.Version)\n\t\tif version == \"\" {\n\t\t\treturn nil, fmt.Errorf(\"unable to find runc version\")\n\t\t}\n\t\tu, err := findRuncVersionUrl(arch, version)\n\t\tif err != nil {\n\t\t\treturn nil, err\n\t\t}\n\t\tcanonicalURL = u\n\t}\n\n\treturn buildFileAsset(assetBuilder, canonicalURL, knownHash)\n}\n\nfunc findRuncVersionUrl(arch architectures.Architecture, version string) (string, error) {\n\tsv, err := semver.ParseTolerant(version)\n\tif err != nil {\n\t\treturn \"\", fmt.Errorf(\"unable to parse version string: %q\", version)\n\t}\n\tif sv.LT(semver.MustParse(\"1.1.0\")) {\n\t\treturn \"\", fmt.Errorf(\"unsupported runc version: %q\", version)\n\t}\n\n\tvar u string\n\tswitch arch {\n\tcase architectures.ArchitectureAmd64:\n\t\tu = fmt.Sprintf(runcVersionUrlAmd64, version)\n\tcase architectures.ArchitectureArm64:\n\t\tu = fmt.Sprintf(runcVersionUrlArm64, version)\n\tdefault:\n\t\treturn \"\", fmt.Errorf(\"unknown arch: %q\", arch)\n\t}\n\n\tif u == \"\" {\n\t\treturn \"\", fmt.Errorf(\"unknown url for runc version: %s - %s\", arch, version)\n\t}","sourceCodeStart":60,"sourceCodeEnd":96,"githubUrl":"https://github.com/kubernetes/kops/blob/4c8573c808a73d578c5eadc86d410646ea0b0d73/pkg/nodemodel/wellknownassets/runc.go#L60-L96","documentation":"Fires in findRuncVersionUrl when semver.ParseTolerant fails on the containerd.runc.version string from the cluster spec, meaning the configured version is not a parseable semantic version (e.g. a branch name or malformed tag) and no release download URL can be built.","triggerScenarios":"Thrown at pkg/nodemodel/wellknownassets/runc.go:78 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Set containerd.runc.version to a valid semver string such as 1.1.4","Strip non-semver suffixes like v-dirty or branch names from the version","Alternatively pin the download directly via containerd.runc.packages URLs to bypass version parsing"],"exampleFix":null,"handlingStrategy":"validation","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"4c8573c808a73d578c5eadc86d410646ea0b0d73","analyzedAt":"2026-09-05T04:13:19.212Z","contentChangedAt":"2026-09-05T04:13:19.212Z","schemaVersion":2},"datasetVersion":"2026-09-12T07:17:12.445Z"}