{"record":{"id":"f7c705e75f3ae58d","repo":"getsops/sops","slug":"error-encoding-section-s-s","errorCode":null,"errorMessage":"Error encoding section %s: %s","messagePattern":"Error encoding section (.+?): (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"stores/ini/store.go","lineNumber":38,"sourceCode":"func NewStore(c *config.INIStoreConfig) *Store {\n\treturn &Store{config: c}\n}\n\nfunc (store *Store) Name() string {\n\treturn \"ini\"\n}\n\nfunc (store Store) encodeTree(branches sops.TreeBranches) ([]byte, error) {\n\tiniFile := ini.Empty(ini.LoadOptions{AllowNonUniqueSections: true})\n\tiniFile.DeleteSection(ini.DefaultSection)\n\tfor _, branch := range branches {\n\t\tfor _, item := range branch {\n\t\t\tif _, ok := item.Key.(sops.Comment); ok {\n\t\t\t\tcontinue\n\t\t\t}\n\t\t\tsection, err := iniFile.NewSection(item.Key.(string))\n\t\t\tif err != nil {\n\t\t\t\treturn nil, fmt.Errorf(\"Error encoding section %s: %s\", item.Key, err)\n\t\t\t}\n\t\t\titemTree, ok := item.Value.(sops.TreeBranch)\n\t\t\tif !ok {\n\t\t\t\treturn nil, fmt.Errorf(\"Error encoding section: Section values should always be TreeBranches\")\n\t\t\t}\n\n\t\t\tfirst := 0\n\t\t\tif len(itemTree) > 0 {\n\t\t\t\tif sectionComment, ok := itemTree[0].Key.(sops.Comment); ok {\n\t\t\t\t\tsection.Comment = sectionComment.Value\n\t\t\t\t\tfirst = 1\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tvar lastItem *ini.Key\n\t\t\tfor i := first; i < len(itemTree); i++ {\n\t\t\t\tkeyVal := itemTree[i]\n\t\t\t\tif comment, ok := keyVal.Key.(sops.Comment); ok {","sourceCodeStart":20,"sourceCodeEnd":56,"githubUrl":"https://github.com/getsops/sops/blob/13442bb98183887d7a9ac09ec8ab0564673a59d8/stores/ini/store.go#L20-L56","documentation":"encodeTree converts a sops.TreeBranches into INI bytes; each top-level item's key becomes an INI section name via gopkg.in/ini.v1's NewSection. The ini library rejects section names containing reserved characters (like '[', ']', or invalid whitespace per its rules), and this wraps that failure.","triggerScenarios":"Calling EmitEncryptedFile/EmitPlainFile (via iniFromTreeBranches or encodeValue) with a branch whose top-level TreeItem key contains characters illegal in INI section names — e.g. a section named \"my [special]\" or a key with embedded control characters.","commonSituations":"Converting a YAML/JSON config with keys like \"a[b]\" or dotted/nested names into INI with sops; section names derived from user input or file paths; a metadata flattening bug that leaves malformed keys at top level.","solutions":["Sanitize or rename the section key so it contains only characters valid in INI section names (no [ ] ; or newlines)","Read the wrapped ini.v1 error to identify the offending name and character","Emit the tree with a different store (json/yaml) if your keys cannot conform to INI naming rules","Escape/transform problematic characters before building the TreeBranch"],"exampleFix":"// before\nsops.TreeBranch{{Key: \"db [primary]\", Value: sops.TreeBranch{...}}}\n\n// after\nsops.TreeBranch{{Key: \"db primary\", Value: sops.TreeBranch{...}}}","handlingStrategy":"validation","validationCode":"func validIniSectionName(name string) bool {\n\treturn !strings.ContainsAny(name, \"[];\\n\\r\") && name != \"\"\n}","typeGuard":null,"tryCatchPattern":"out, err := store.EmitEncryptedFile(tree)\nif err != nil {\n\tif strings.Contains(err.Error(), \"Error encoding section\") {\n\t\t// sanitize section names and retry\n\t}\n\treturn err\n}","preventionTips":["Keep section names alphanumeric with dashes/underscores","Sanitize user/path-derived keys before building branches","Use json/yaml stores for keys INI cannot represent"],"tags":["go","sops","ini","encoding"],"backgroundTag":"invalid-ini-section-name","analyzedSha":"13442bb98183887d7a9ac09ec8ab0564673a59d8","analyzedAt":"2026-09-01T03:53:00.447Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}