{"record":{"id":"c29ebcf63f55710f","repo":"gastownhall/beads","slug":"failed-to-create-s-w","errorCode":null,"errorMessage":"failed to create %s: %w","messagePattern":"failed to create (.+?): %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/bd/init_agent.go","lineNumber":66,"sourceCode":"\t\t\t\treturn fmt.Errorf(\"failed to read template %s: %w\", templatePath, readErr)\n\t\t\t}\n\t\t\tnewContent = string(data)\n\t\t} else {\n\t\t\tnewContent = agents.EmbeddedDefault()\n\t\t}\n\n\t\t// Replace the beads section with the requested profile.\n\t\t// EmbeddedDefault() ships with profile:full; swap to the requested profile\n\t\t// (which defaults to minimal). Also handles legacy markers without profile metadata.\n\t\tif strings.Contains(newContent, \"BEGIN BEADS INTEGRATION\") {\n\t\t\tif replaced, changed, err := agents.ReplaceSectionWithOpts(newContent, profile, opts); err == nil && changed {\n\t\t\t\tnewContent = replaced\n\t\t\t}\n\t\t}\n\n\t\t// #nosec G306 - markdown needs to be readable\n\t\tif err := os.WriteFile(filename, []byte(newContent), 0644); err != nil {\n\t\t\treturn fmt.Errorf(\"failed to create %s: %w\", filename, err)\n\t\t}\n\t\tif verbose {\n\t\t\tfmt.Printf(\"  %s Created %s with agent instructions\\n\", ui.RenderPass(\"✓\"), filename)\n\t\t}\n\t\treturn nil\n\t} else if err != nil {\n\t\treturn fmt.Errorf(\"failed to read %s: %w\", filename, err)\n\t}\n\n\t// File exists - check if it already has our sections\n\tcontentStr := string(content)\n\thasBeads := strings.Contains(contentStr, \"BEGIN BEADS INTEGRATION\")\n\n\tif hasBeads {\n\t\t// Preserve existing full profile when minimal is requested (avoid information loss)\n\t\teffectiveProfile := profile\n\t\texistingMeta := agents.ParseMarker(contentStr[strings.Index(contentStr, \"<!-- BEGIN BEADS INTEGRATION\"):])\n\t\tif existingMeta != nil && existingMeta.Profile == agents.ProfileFull && profile == agents.ProfileMinimal {","sourceCodeStart":48,"sourceCodeEnd":84,"githubUrl":"https://github.com/gastownhall/beads/blob/71377f276968b452ee607177637970a4ff888584/cmd/bd/init_agent.go#L48-L84","documentation":"updateAgentFile writes the new agent markdown (template content or embedded default) with os.WriteFile at mode 0644 when the target file does not exist. A write failure is wrapped here, meaning the agent instruction file could not be created — typically a filesystem permission or path problem.","triggerScenarios":"Creating AGENTS.md (or similar) during bd init/addAgentsInstructions when the target directory is read-only, owned by another user, or the path is otherwise unwritable.","commonSituations":"Read-only repo checkout or CI workspace; running bd init as a different user than the repo owner; disk full; SELinux/AppArmor denials; immutable files.","solutions":["Check directory write permissions and fix with chmod/chown","Run bd init as the user who owns the repo working tree","Free disk space if the disk is full","Check for sandbox/SELinux denials in audit logs and allow writes to the repo"],"exampleFix":"// before: read-only workspace\n$ bd init\nfailed to create AGENTS.md: permission denied\n// after\n$ chmod u+w . && bd init\n# or in CI, ensure the workspace is writable:\nchmod -R u+w \"$GITHUB_WORKSPACE\"","handlingStrategy":"validation","validationCode":"[ -w . ] || { echo \"repo dir not writable\" >&2; exit 1; }","typeGuard":null,"tryCatchPattern":"if err := addAgentsInstructions(...); err != nil && strings.Contains(err.Error(), \"failed to create\") { log.Fatalf(\"cannot write agent file: %v\", err) }","preventionTips":["Ensure the working tree is writable before init (especially in CI)","Run bd as the repo-owning user","Check disk space and quotas on the target volume","Watch for SELinux/AppArmor denials in restricted environments"],"tags":["filesystem","permissions","agents","init"],"backgroundTag":"file-write-permission-denied","analyzedSha":"71377f276968b452ee607177637970a4ff888584","analyzedAt":"2026-08-30T18:55:39.744Z","schemaVersion":2},"datasetVersion":"2026-08-30T23:17:21.991Z"}