Error codes
Stable HED-* diagnostics from hedron_core.codes. Prefer these codes in CI and
support reports. Full format: Diagnostics .
This catalog is complete for the registered set enforced by
scripts/check_hed_codes.py --docs-align (HEDDOC-017).
HED-TYPE-* codes for type-driven authoring are documented under
HED-TYPE (0.44) . FastAPI/Pydantic convergence codes are under
HED-FP (0.49) . Catalog/projection codes are under
HED-CATALOG (0.45) and HED-PROJECTION (0.45) .
Feature-bundle codes are under HED-BUNDLE (0.46) . Maps families
reserved for 0.47 are listed under HED-MAP .
Common errors (what to do)
Code
Severity
Meaning
Fix
HED-BUILD-0003blocker
Production mode without a build manifest
Run hedron build; set HEDRON_BUILD_DIR if needed — Troubleshooting
HED-BUILD-0004blocker
Runtime compile refused in production
Prebuild assets; do not rely on runtime CSS compile under HEDRON_ENV=production
HED-SEC-0001blocker
Dangerous or invalid URL
Use SafeUrl.parse with the right UrlPurpose
HED-SEC-0006blocker
URL purpose mismatch for an attribute
Match purpose to href / src / action / redirect context
| HED-ELEMENT-0001 | blocker | Element tag/definition conflict | Align definitions or choose a new tag/logical id |
| HED-ELEMENT-0002 | blocker | Incompatible element ABI pair | Align markup/module ABI majors |
| HED-ELEMENT-0003 | blocker | First-party naming / prefix violation | Use hedron-* for first-party tags |
| HED-ELEMENT-0005 | blocker | Structured input bound/encoding failure | Reduce payload size/depth |
| HED-ELEMENT-ASSET-0001 | blocker | Packaged element asset path escape | Pass a single basename under static/ |
| HED-ELEMENT-ASSET-0002 | blocker | Packaged element asset missing | Use a filename that ships in the package |
| HED-ELEMENT-AUTHOR-0001 | blocker | Incomplete third-party author metadata | Declare every required author metadata surface |
| HED-ELEMENT-AUTHOR-0002 | blocker | Invalid author tag or a11y contract | Use a hyphenated tag and mapping a11y_contract |
| HED-ELEMENT-STATE-0002 | blocker | Illegal element-owned capability | Keep capabilities server-controlled |
| HED-ELEMENT-STATE-0006 | blocker | Draft transfer before 0.41 | Keep drafts instance-local |
| HED-SIM-ASSET-0001 | blocker | Packaged sim asset path escape | Pass a single basename under static/ |
| HED-SIM-ASSET-0002 | blocker | Packaged sim asset missing | Use a filename that ships in hedron_sim/static/ |
| HED-SEC-0020 | blocker | TrustedHtml.nh3 without nh3 installed | pip install "hedron[sanitize]>=1.0.0" |
| HED-RENDER-0012 | blocker | Component render cycle | Remove self-recursion; nested same-type trees are allowed |
| HED-HTMX-* / HTTP 403 on fragments | blocker | Unauthorized HX-Target / region | Declare fragment_regions — Interaction API · Troubleshooting |
| HED-HTMX-0002 | warning | Same id in select_oob and OobUpdate | Prefer explicit OobUpdate; omit matching select_oob — Interaction API |
| HED-EXPLORER-0001 | warning | Explorer table truncated | Use cursor / limit query params; HTML banners include Next/Previous |
| HED-EXPLORER-0002 | warning | Explorer provider timed out or crashed | Fix the panel callback; other /packages panels keep rendering |
| HED-EXPLORER-0003 | warning | Explorer provider payload too large | Reduce panel output under max_payload_bytes |
| HED-CAP-0001 | blocker | Capability denied / missing provider | Install a CapabilityProvider or remove capability= |
| HED-REPLAY-0001 | blocker | Idempotency key required | Send Idempotency-Key header or form field |
| HED-REPLAY-0002 | blocker | Idempotency key conflict | Use a new key for a distinct mutation |
| HED-REPLAY-0003 | warning | Idempotency key in flight | Retry after the first request completes |
| HED-REPLAY-0004 | blocker | Replay store misconfigured | Install a ReplayStore or omit hedron_replay_store=None |
| HED-UPGRADE-0001 | blocker | Unsupported upgrade from_version | Use a supported 0.x from version |
| HED-UPGRADE-0002 | blocker | Stale upgrade baseline schema | Refresh the reviewed baseline |
| CSRF 403 on POST | blocker | Missing or mismatched CSRF token | Seed on GET; include token on POST — Troubleshooting |
| HED-VIEW-0003 | blocker | Unbound parameterized handle mounted | Call handle.bind(...) before mount |
| HED-UPDATE-0001 | blocker | Mixed refresh and patch | Return refresh(...) or patches(...), not both |
| HED-CMD-0002 | blocker | Action has no ordinary HTTP fallback | Pass fallback= to @app.action |
| HED-PLUGIN-0001 | blocker | Named plugin missing from entry points | Install the package or remove the name from [tool.hedron].plugins |
| HED-PLUGIN-0002 | blocker | Plugin hedron_version incompatible | Upgrade/downgrade the plugin or pin Hedron into its range |
| HED-JOB-0001 | blocker | Job observation unauthorized / unscoped | Scope jobs with auth_subject / tenant_id; use job_authorized_http |
| HED-ASSET-0004 | warning | Asset missing from manifest / disk | Re-run hedron build or fix the asset path |
| HED-CONTENT-0003 | blocker | Images extra missing | pip install "hedron[images]>=1.0.0" |
| Mount / cookie Path mismatch | ops | App under reverse-proxy subpath | Set HEDRON_ROOT_PATH / ASGI root_path — Mount API |
Symptom-first help: Troubleshooting . Full symbol index below.
HED-ASSET
Code
Catalog symbol
HED-ASSET-0001HED_ASSET_UNSUPPORTED_VERSION
HED-ASSET-0002HED_ASSET_TRAVERSAL
HED-ASSET-0003HED_ASSET_REMOTE
HED-ASSET-0004HED_ASSET_MISSING
HED-ASSET-0005HED_ASSET_COLLISION
HED-ASSET-0006HED_ASSET_SYMLINK
HED-ASSET-0007HED_ASSET_MIME
HED-ASSET-0010HED_BROWSER_DUPLICATE
HED-ASSET-0011HED_BROWSER_INVALID
HED-ASSET-0531HED_ASSET_0531
HED-ASSET-0532HED_ASSET_0532
HED-ASSET-0533HED_ASSET_0533
HED-ASSET-0534HED_ASSET_0534
HED-ASSET-0535HED_ASSET_0535
HED-ASSET-0536HED_ASSET_0536
HED-ASSET-0537HED_ASSET_0537
HED-ASSET-0538HED_ASSET_0538
HED-BROWSER (0.67)
Code
Catalog symbol
HED-BROWSER-0671HED_BROWSER_0671
HED-AUDIT
Code
Catalog symbol
HED-AUDIT-0001HED_AUDIT_0001
HED-AUTH
Code
Catalog symbol
HED-AUTH-0001HED_AUTH_0001
HED-AUTO
Code
Catalog symbol
HED-AUTO-0001HED_AUTO_0001
HED-AUTO-0002HED_AUTO_0002
HED-AUTO-0003HED_AUTO_0003
HED-AUTO-0004HED_AUTO_0004
HED-BUILD
Code
Catalog symbol
HED-BUILD-0001HED_BUILD_UNSUPPORTED_VERSION
HED-BUILD-0002HED_BUILD_FAILED
HED-BUILD-0003HED_BUILD_MISSING_MANIFEST
HED-BUILD-0004HED_BUILD_RUNTIME_COMPILE
HED-DOCS (hedron-docs 0.3)
Markdown-to-Hedron compiler and manifest diagnostics.
Code
Catalog symbol
HED-DOCS-0001HED_DOCS_0001
HED-DOCS-0002HED_DOCS_0002
HED-DOCS-0003HED_DOCS_0003
HED-DOCS-0004HED_DOCS_0004
HED-DOCS-0005HED_DOCS_0005
HED-DOCS-0006HED_DOCS_0006
HED-DOCS-0007HED_DOCS_0007
HED-DOCS-0010HED_DOCS_0010
HED-DOCS-0011HED_DOCS_0011
HED-DOCS-0012HED_DOCS_0012
HED-DOCS-0100HED_DOCS_0100
HED-DOCS-0101HED_DOCS_0101
HED-DOCS-0102HED_DOCS_0102
HED-DOCS-0103HED_DOCS_0103
HED-DOCS-0104HED_DOCS_0104
HED-DOCS-0105HED_DOCS_0105
HED-DOCS-0106HED_DOCS_0106
HED-DOCS-0107HED_DOCS_0107
HED-DOCS-0108HED_DOCS_0108
HED-DOCS-0200HED_DOCS_0200
HED-DOCS-0201HED_DOCS_0201
HED-DOCS-0202HED_DOCS_0202
HED-DOCS-0203HED_DOCS_0203
HED-DOCS-0204HED_DOCS_0204
HED-DOCS-0205HED_DOCS_0205
HED-DOCS-0206HED_DOCS_0206
HED-DOCS-0207HED_DOCS_0207
HED-DOCS-0208HED_DOCS_0208
HED-DOCS-0209HED_DOCS_0209
HED-DOCS-0210HED_DOCS_0210
HED-CHART
Code
Catalog symbol
HED-CHART-0001HED_CHART_0001
HED-CHART-0002HED_CHART_0002
HED-CHART-0003HED_CHART_0003
HED-CHART-0004HED_CHART_0004
HED-CHART-0005HED_CHART_0005
HED-CHART-0006HED_CHART_0006
HED-CHART-0007HED_CHART_0007
HED-CHART-0010HED_CHART_0010
HED-CHART-0011HED_CHART_0011
HED-CHART-0012HED_CHART_0012
HED-CHART-0013HED_CHART_0013
HED-CHART-0014HED_CHART_0014
HED-CHART-0020HED_CHART_0020
HED-CHART-0021HED_CHART_0021
HED-CHART-0022HED_CHART_0022
HED-CHART-0023HED_CHART_0023
HED-CHART-0024HED_CHART_0024
HED-CHART-0025HED_CHART_0025
HED-CHART-0026HED_CHART_0026
HED-CHART-0030HED_CHART_0030
HED-CHART-0031HED_CHART_0031
HED-CHART-0032HED_CHART_0032
HED-CHART-0033HED_CHART_0033
HED-CHART-0034HED_CHART_0034
HED-CHART-0061HED_CHART_0061
HED-CHART-0062HED_CHART_0062
HED-CHART-0063HED_CHART_0063
HED-CHART-0070HED_CHART_0070
HED-CHART-0071HED_CHART_0071
HED-CHART-0072HED_CHART_0072
HED-CHART-0073HED_CHART_0073
HED-CMD
Code
Catalog symbol
HED-CMD-0001HED_CMD_0001
HED-CMD-0002HED_CMD_0002
HED-COMPAT
Code
Catalog symbol
HED-COMPAT-0001HED_COMPAT_0001
HED-COMPAT-0002HED_COMPAT_0002
HED-COMPAT-0003HED_COMPAT_0003
HED-CONC
Code
Catalog symbol
HED-CONC-0001HED_CONC_0001
HED-CONFIG
Code
Catalog symbol
HED-CONFIG-0001HED_CONFIG_UNKNOWN_KEY
HED-CONFIG-0002HED_CONFIG_UNSUPPORTED_VERSION
HED-CONFIG-0003HED_CONFIG_INVALID
HED-CONTENT
Code
Catalog symbol
HED-CONTENT-0001HED_CONTENT_0001
HED-CONTENT-0002HED_CONTENT_0002
HED-CONTENT-0003HED_CONTENT_0003
HED-CONTENT-0004HED_CONTENT_0004
HED-CONTENT-0005HED_CONTENT_0005
HED-CONTENT-0006HED_CONTENT_0006
HED-CONTENT-0007HED_CONTENT_0007
HED-CSS
Code
Catalog symbol
HED-CSS-0001HED_CSS_UNSUPPORTED_VERSION
HED-CSS-0002HED_CSS_PARSE
HED-CSS-0003HED_CSS_UNKNOWN_SYMBOL
HED-CSS-0004HED_CSS_UNSAFE_GLOBAL
HED-CSS-0005HED_CSS_REMOTE
HED-CSS-0006HED_CSS_INLINE
HED-CSS-0007HED_CSS_DUPLICATE
HED-CSS-0008HED_CSS_UNUSED
HED-CSS-0009HED_CSS_APPLICATION_AUTHORED
HED-CHECK
Phase 0.63 bounded source-check findings.
Code
Catalog symbol
HED-CHECK-0001HED_CHECK_0001
HED-CHECK-0002HED_CHECK_0002
HED-CHECK-0003HED_CHECK_0003
HED-CHECK-0004HED_CHECK_0004
HED-CHECK-0005HED_CHECK_0005
HED-CHECK-0006HED_CHECK_0006
HED-DATA
Code
Catalog symbol
HED-DATA-0001HED_DATA_0001
HED-DATA-0002HED_DATA_0002
HED-DATA-0003HED_DATA_0003
HED-DATA-0004HED_DATA_0004
HED-DATA-0005HED_DATA_0005
HED-DATA-0006HED_DATA_0006
HED-DATA-0010HED_DATA_0010
HED-DATA-0011HED_DATA_0011
HED-DATA-0012HED_DATA_0012
HED-DATA-0013HED_DATA_0013
HED-DATA-0020HED_DATA_0020
HED-DATA-0025HED_DATA_0025
HED-DATA-0026HED_DATA_0026
HED-DATA-0027HED_DATA_0027
HED-DATA-0030HED_DATA_0030
HED-DATA-0031HED_DATA_0031
HED-DATA-0032HED_DATA_0032
HED-DATA-0033HED_DATA_0033
HED-DATA-0034HED_DATA_0034
HED-DATA-0040HED_DATA_0040
HED-DATA-0041HED_DATA_0041
HED-DATA-0050HED_DATA_0050
HED-DATA-0051HED_DATA_0051
HED-DATA-0052HED_DATA_0052
HED-DATA-0060HED_DATA_0060
HED-DATA-0061HED_DATA_0061
HED-DEMO
Code
Catalog symbol
HED-DEMO-0001HED_DEMO_0001
HED-DEMO-0002HED_DEMO_0002
HED-DEMO-0003HED_DEMO_0003
HED-FEEDBACK
Code
Catalog symbol
HED-FEEDBACK-0001HED_FEEDBACK_0001
HED-GRAPH
Code
Catalog symbol
HED-GRAPH-0001HED_GRAPH_0001
HED-GRAPH-0002HED_GRAPH_0002
HED-GRAPH-0003HED_GRAPH_0003
HED-GRAPH-0004HED_GRAPH_0004
HED-GRAPH-0005HED_GRAPH_0005
HED-GRAPH-0006HED_GRAPH_0006
HED-HDJ
Code
Catalog symbol
HED-HDJ-0100HED_HDJ_0100
HED-HDJ-0110HED_HDJ_0110
HED-HDJ-0111HED_HDJ_0111
HED-HDJ-0112HED_HDJ_0112
HED-HOST
Code
Catalog symbol
HED-HOST-0001HED_HOST_0001
HED-HTML
Code
Catalog symbol
HED-HTML-0001HED_HTML_0001
HED-HTML-0002HED_HTML_0002
HED-HTML-0003HED_HTML_0003
HED-HTML-0004HED_HTML_0004
HED-HTML-0005HED_HTML_0005
HED-HTML-0006HED_HTML_0006
HED-HTMX
Code
Catalog symbol
HED-HTMX-0001HED_HTMX_0001
HED-HTMX-0002HED_HTMX_0002
HED-EXT
Code
Catalog symbol
HED-EXT-0001HED_EXT_0001
HED-EXT-0002HED_EXT_0002
HED-EXT-0003HED_EXT_0003
HED-EXT-0004HED_EXT_0004
HED-EXT-0005HED_EXT_0005
HED-EXT-0006HED_EXT_0006
HED-EXT-0007HED_EXT_0007
HED-EXT-0008HED_EXT_0008
HED-EXT-0009HED_EXT_0009
HED-EXT-0010HED_EXT_0010
HED-EXT-0011HED_EXT_0011
HED-FP (0.49)
FastAPI/Pydantic convergence diagnostics (D-081 / D-084 / RFC-0076). Do not reuse
HED-TYPE-0001–0010. Public contract:
FastAPI/Pydantic convergence .
Code
Catalog symbol
HED-FP-0001HED_FP_0001
HED-FP-0002HED_FP_0002
HED-FP-0003HED_FP_0003
HED-FP-0004HED_FP_0004
HED-FP-0005HED_FP_0005
HED-FP-0006HED_FP_0006
HED-FP-0007HED_FP_0007
HED-FP-0008HED_FP_0008
HED-ICON
Code
Catalog symbol
HED-ICON-0001HED_ICON_0001
HED-ICON-0002HED_ICON_0002
HED-ICON-0003HED_ICON_0003
HED-ICON-0004HED_ICON_0004
HED-INFER
Code
Catalog symbol
HED-INFER-0001HED_INFER_0001
HED-INFER-0002HED_INFER_0002
HED-INFER-0003HED_INFER_0003
HED-JINJA
Code
Catalog symbol
HED-JINJA-0002HED_JINJA_0002
HED-JINJA-0003HED_JINJA_0003
HED-JINJA-0004HED_JINJA_0004
HED-JINJA-0005HED_JINJA_0005
HED-JINJA-0006HED_JINJA_0006
HED-JINJA-0007HED_JINJA_0007
HED-JINJA-0008HED_JINJA_0008
HED-JINJA-0009HED_JINJA_0009
HED-JINJA-0010HED_JINJA_0010
HED-JINJA-0012HED_JINJA_0012
HED-JINJA-0013HED_JINJA_0013
HED-JINJA-0014HED_JINJA_0014
HED-JINJA-0015HED_JINJA_0015
HED-JINJA-0017HED_JINJA_0017
HED-JINJA-0018HED_JINJA_0018
HED-JINJA-0019HED_JINJA_0019
HED-JINJA-0020HED_JINJA_0020
HED-JINJA-0021HED_JINJA_0021
HED-JINJA-0022HED_JINJA_0022
HED-JINJA-0023HED_JINJA_0023
HED-JINJA-0024HED_JINJA_0024
HED-JINJA-0025HED_JINJA_0025
HED-JINJA-0026HED_JINJA_0026
HED-JINJA-0027HED_JINJA_0027
HED-JINJA-0030HED_JINJA_0030
HED-JINJA-0031HED_JINJA_0031
HED-JINJA-0032HED_JINJA_0032
HED-JINJA-0033HED_JINJA_0033
HED-JOB
Code
Catalog symbol
HED-JOB-0001HED_JOB_0001
HED-MAP
Shipped core map/GeoJSON codes (HED-MAP-0001–0004) remain the 0.15 compatibility surface.
Phase 0.47 assigns the following families:
Code
Catalog symbol
HED-MAP-0001HED_MAP_0001
HED-MAP-0002HED_MAP_0002
HED-MAP-0003HED_MAP_0003
HED-MAP-0004HED_MAP_0004
HED-MAP-SPEC-0001HED_MAP_SPEC_0001
HED-MAP-SPEC-0002HED_MAP_SPEC_0002
HED-MAP-SPEC-0003HED_MAP_SPEC_0003
HED-MAP-SPEC-0004HED_MAP_SPEC_0004
HED-MAP-SOURCE-0001HED_MAP_SOURCE_0001
HED-MAP-SOURCE-0002HED_MAP_SOURCE_0002
HED-MAP-SOURCE-0003HED_MAP_SOURCE_0003
HED-MAP-POLICY-0001HED_MAP_POLICY_0001
HED-MAP-POLICY-0002HED_MAP_POLICY_0002
HED-MAP-STYLE-0001HED_MAP_STYLE_0001
HED-MAP-STYLE-0002HED_MAP_STYLE_0002
HED-MAP-OFFLINE-0001HED_MAP_OFFLINE_0001
HED-MAP-OFFLINE-0002HED_MAP_OFFLINE_0002
HED-MAP-OFFLINE-0003HED_MAP_OFFLINE_0003
HED-MAP-RUNTIME-0001HED_MAP_RUNTIME_0001
HED-MAP-RUNTIME-0002HED_MAP_RUNTIME_0002
HED-MAP-RUNTIME-0003HED_MAP_RUNTIME_0003
HED-MAP-EVENT-0001HED_MAP_EVENT_0001
HED-MAP-EVENT-0002HED_MAP_EVENT_0002
HED-MAP-EVENT-0003HED_MAP_EVENT_0003
HED-MODEL
Code
Catalog symbol
HED-MODEL-0001HED_MODEL_0001
HED-MODEL-0002HED_MODEL_0002
HED-MODEL-0003HED_MODEL_0003
HED-MODEL-0004HED_MODEL_0004
HED-MODEL-0005HED_MODEL_0005
HED-MODEL-0006HED_MODEL_0006
HED-PATCH
Code
Catalog symbol
HED-PATCH-0001HED_PATCH_0001
HED-PATCH-0002HED_PATCH_0002
HED-PATCH-0003HED_PATCH_0003
HED-PATCH-0004HED_PATCH_0004
HED-PLUGIN
Code
Catalog symbol
HED-PLUGIN-0001HED_PLUGIN_MISSING
HED-PLUGIN-0002HED_PLUGIN_INCOMPATIBLE
HED-PLUGIN-0003HED_PLUGIN_CYCLE
HED-PLUGIN-0004HED_PLUGIN_DUPLICATE
HED-PLUGIN-0005HED_PLUGIN_FAILED
HED-EXPLORER
Code
Catalog symbol
HED-EXPLORER-0001HED_EXPLORER_0001
HED-EXPLORER-0002HED_EXPLORER_0002
HED-EXPLORER-0003HED_EXPLORER_0003
HED-CAP
Code
Catalog symbol
HED-CAP-0001HED_CAP_0001
HED-REPLAY
Code
Catalog symbol
HED-REPLAY-0001HED_REPLAY_0001
HED-REPLAY-0002HED_REPLAY_0002
HED-REPLAY-0003HED_REPLAY_0003
HED-REPLAY-0004HED_REPLAY_0004
HED-UPGRADE
Code
Catalog symbol
HED-UPGRADE-0001HED_UPGRADE_0001
HED-UPGRADE-0002HED_UPGRADE_0002
HED-UPGRADE-1001HED_UPGRADE_1001
HED-UPGRADE-1002HED_UPGRADE_1002
HED-PREPARE
Code
Catalog symbol
HED-PREPARE-0001HED_PREPARE_0001
HED-PREPARE-0002HED_PREPARE_0002
HED-PREPARE-0003HED_PREPARE_0003
HED-RENDER
Code
Catalog symbol
HED-RENDER-0001HED_RENDER_0001
HED-RENDER-0002HED_RENDER_0002
HED-RENDER-0003HED_RENDER_0003
HED-RENDER-0004HED_RENDER_0004
HED-RENDER-0005HED_RENDER_0005
HED-RENDER-0006HED_RENDER_0006
HED-RENDER-0007HED_RENDER_0007
HED-RENDER-0008HED_RENDER_0008
HED-RENDER-0009HED_RENDER_0009
HED-RENDER-0010HED_RENDER_0010
HED-RENDER-0011HED_RENDER_0011
HED-RENDER-0012HED_RENDER_0012
HED-RENDER-0013HED_RENDER_0013
HED-RENDER-0014HED_RENDER_0014
HED-ROUTE
Code
Catalog symbol
HED-ROUTE-0001HED_ROUTE_0001
HED-SEC
Code
Catalog symbol
HED-SEC-0001HED_SEC_0001
HED-SEC-0002HED_SEC_0002
HED-SEC-0003HED_SEC_0003
HED-SEC-0004HED_SEC_0004
HED-SEC-0005HED_SEC_0005
HED-SEC-0006HED_SEC_0006
HED-SEC-0007HED_SEC_0007
HED-SEC-0008HED_SEC_0008
HED-SEC-0009HED_SEC_0009
HED-SEC-0010HED_SEC_0010
HED-SEC-0011HED_SEC_0011
HED-SEC-0012HED_SEC_0012
HED-SEC-0013HED_SEC_0013
HED-SEC-0014HED_SEC_0014
HED-SEC-0015HED_SEC_0015
HED-SEC-0016HED_SEC_0016
| HED-ELEMENT-0001 | blocker | Element tag/definition conflict | Align definitions or choose a new tag/logical id |
| HED-ELEMENT-0002 | blocker | Incompatible element ABI pair | Align markup/module ABI majors |
| HED-ELEMENT-0003 | blocker | First-party naming / prefix violation | Use hedron-* for first-party tags |
| HED-ELEMENT-0005 | blocker | Structured input bound/encoding failure | Reduce payload size/depth |
| HED-ELEMENT-ASSET-0001 | blocker | Packaged element asset path escape | Pass a single basename under static/ |
| HED-ELEMENT-ASSET-0002 | blocker | Packaged element asset missing | Use a filename that ships in the package |
| HED-ELEMENT-AUTHOR-0001 | blocker | Incomplete third-party author metadata | Declare every required author metadata surface |
| HED-ELEMENT-AUTHOR-0002 | blocker | Invalid author tag or a11y contract | Use a hyphenated tag and mapping a11y_contract |
| HED-ELEMENT-STATE-0002 | blocker | Illegal element-owned capability | Keep capabilities server-controlled |
| HED-ELEMENT-STATE-0006 | blocker | Draft transfer before 0.41 | Keep drafts instance-local |
| HED-SIM-ASSET-0001 | blocker | Packaged sim asset path escape | Pass a single basename under static/ |
| HED-SIM-ASSET-0002 | blocker | Packaged sim asset missing | Use a filename that ships in hedron_sim/static/ |
| HED-SEC-0020 | HED_SEC_0020 |
HED-A11Y
Code
Catalog symbol
HED-A11Y-0001HED_A11Y_0001
HED-A11Y-0010HED_A11Y_0010
HED-A11Y-0011HED_A11Y_0011
HED-A11Y-0012HED_A11Y_0012
HED-THEME
Code
Catalog symbol
HED-THEME-0001HED_THEME_UNKNOWN
HED-THEME-0002HED_THEME_MISSING_TOKEN
HED-THEME-0003HED_THEME_INVALID
HED-THEME-0004HED_THEME_DUPLICATE
HED-THEME-0005HED_THEME_STYLE_CONTRACT
HED-THEME-0006HED_THEME_ELEMENT_TOKEN
HED-THEME-0007HED_THEME_CONTRAST
HED-TRACE
Code
Catalog symbol
HED-TRACE-0001HED_TRACE_0001
HED-UPDATE
Code
Catalog symbol
HED-UPDATE-0001HED_UPDATE_0001
HED-UPDATE-0002HED_UPDATE_0002
HED-UPDATE-0003HED_UPDATE_0003
HED-UPDATE-0004HED_UPDATE_0004
HED-UPDATE-0005HED_UPDATE_0005
HED-UPDATE-0006HED_UPDATE_0006
HED-UPDATE-0007HED_UPDATE_0007
HED-UPDATE-0008HED_UPDATE_0008
HED-UPDATE-0009HED_UPDATE_0009
HED-VIEW
Code
Catalog symbol
HED-VIEW-0001HED_VIEW_0001
HED-VIEW-0002HED_VIEW_0002
HED-VIEW-0003HED_VIEW_0003
HED-VIEW-0004HED_VIEW_0004
HED-WB
Code
Catalog symbol
HED-WB-0001HED_WB_0001
HED-WB-0002HED_WB_0002
HED-WB-0003HED_WB_0003
HED-WB-0004HED_WB_0004
HED-WB-0005HED_WB_0005
HED-WB-0006HED_WB_0006
HED-WB-0007HED_WB_0007
HED-WB-0008HED_WB_0008
HED-WB-0009HED_WB_0009
HED-POSIT
Unified Posit Workbench / Connect adapter (RFC-0066 / 0.33).
Code
Catalog symbol
HED-POSIT-0101HED_POSIT_0101
HED-POSIT-0102HED_POSIT_0102
HED-POSIT-0301HED_POSIT_0301
HED-POSIT-0302HED_POSIT_0302
HED-POSIT-0303HED_POSIT_0303
HED-POSIT-0304HED_POSIT_0304
HED-POSIT-0401HED_POSIT_0401
HED-POSIT-0508HED_POSIT_0508
HED-POSIT-0512HED_POSIT_0512
HED-POSIT-0513HED_POSIT_0513
HED-POSIT-0514HED_POSIT_0514
HED-POSIT-0515HED_POSIT_0515
HED-POSIT-0516HED_POSIT_0516
HED-ELEMENT
Web Component element ABI, author kit, and packaged assets (RFC-0060).
Code
Catalog symbol
HED-ELEMENT-0001HED_ELEMENT_0001
HED-ELEMENT-0002HED_ELEMENT_0002
HED-ELEMENT-0003HED_ELEMENT_0003
HED-ELEMENT-0004HED_ELEMENT_0004
HED-ELEMENT-0005HED_ELEMENT_0005
HED-ELEMENT-0006HED_ELEMENT_0006
HED-ELEMENT-0007HED_ELEMENT_0007
HED-ELEMENT-ASSET-0001HED_ELEMENT_ASSET_0001
HED-ELEMENT-ASSET-0002HED_ELEMENT_ASSET_0002
HED-ELEMENT-AUTHOR-0001HED_ELEMENT_AUTHOR_0001
HED-ELEMENT-AUTHOR-0002HED_ELEMENT_AUTHOR_0002
HED-ELEMENT-STATE-0001HED_ELEMENT_STATE_0001
HED-ELEMENT-STATE-0002HED_ELEMENT_STATE_0002
HED-ELEMENT-STATE-0003HED_ELEMENT_STATE_0003
HED-ELEMENT-STATE-0004HED_ELEMENT_STATE_0004
HED-ELEMENT-STATE-0005HED_ELEMENT_STATE_0005
HED-ELEMENT-STATE-0006HED_ELEMENT_STATE_0006
HED-SIM
Docs simulation packaged assets.
Code
Catalog symbol
HED-SIM-ASSET-0001HED_SIM_ASSET_0001
HED-SIM-ASSET-0002HED_SIM_ASSET_0002
HED-MIG-ST
Streamlit AST migrator findings (RFC-0061 / MIGRATE-031).
Code
Catalog symbol
HED-MIG-ST-0001HED_MIG_ST_0001
HED-MIG-ST-0002HED_MIG_ST_0002
HED-MIG-ST-0003HED_MIG_ST_0003
HED-MIG-ST-0004HED_MIG_ST_0004
HED-MIG-ST-0005HED_MIG_ST_0005
HED-MIG-ST-0006HED_MIG_ST_0006
HED-MIG-ST-0007HED_MIG_ST_0007
HED-MIG-ST-0008HED_MIG_ST_0008
HED-MIG-ST-0009HED_MIG_ST_0009
HED-MIG-ST-0010HED_MIG_ST_0010
HED-MIG-ST-0011HED_MIG_ST_0011
HED-MIG-ST-0012HED_MIG_ST_0012
HED-MIG-ST-0013HED_MIG_ST_0013
HED-MIG-ST-0014HED_MIG_ST_0014
HED-MIGRATE
Phase 0.63 React migration analyzer findings.
Code
Catalog symbol
HED-MIGRATE-0001HED_MIGRATE_0001
HED-MIGRATE-0002HED_MIGRATE_0002
HED-MIGRATE-0003HED_MIGRATE_0003
HED-MIGRATE-0004HED_MIGRATE_0004
HED-MIGRATE-0005HED_MIGRATE_0005
HED-MIGRATE-0006HED_MIGRATE_0006
HED-MIGRATE-0007HED_MIGRATE_0007
HED-MIGRATE-0008HED_MIGRATE_0008
HED-MIGRATE-0670HED_MIGRATE_0670
HED-MIGRATE-0671HED_MIGRATE_0671
HED-MIGRATE-0672HED_MIGRATE_0672
HED-MIGRATE-0673HED_MIGRATE_0673
HED-MIGRATE-0674HED_MIGRATE_0674
HED-MIGRATE-0675HED_MIGRATE_0675
HED-MIGRATE-0676HED_MIGRATE_0676
HED-MIGRATE-0677HED_MIGRATE_0677
HED-MIGRATE-0678HED_MIGRATE_0678
HED-MIGRATE-0679HED_MIGRATE_0679
HED-MIGRATE-0680HED_MIGRATE_0680
HED-MIGRATE-0681HED_MIGRATE_0681
HED-TYPE (0.44)
Type-driven authoring diagnostics (D-072 / D-076 / RFC-0071). Public contract:
Type-driven authoring . HED-TYPE-BIND-SOURCE is the
mnemonic alias of HED-TYPE-0001.
Code
Catalog symbol
HED-TYPE-0001HED_TYPE_0001 / HED_TYPE_BIND_SOURCE
HED-TYPE-0002HED_TYPE_0002
HED-TYPE-0003HED_TYPE_0003
HED-TYPE-0004HED_TYPE_0004
HED-TYPE-0005HED_TYPE_0005
HED-TYPE-0006HED_TYPE_0006
HED-TYPE-0007HED_TYPE_0007
HED-TYPE-0008HED_TYPE_0008
HED-TYPE-0009HED_TYPE_0009
HED-TYPE-0010HED_TYPE_0010
HED-CATALOG (0.45)
Interaction catalog and sealed-manifest diagnostics (D-074 / D-077 / RFC-0072). Public
contract: Interaction catalog .
Code
Catalog symbol
HED-CATALOG-0001HED_CATALOG_0001
HED-CATALOG-0002HED_CATALOG_0002
HED-CATALOG-0003HED_CATALOG_0003
HED-CATALOG-0004HED_CATALOG_0004
HED-CATALOG-0005HED_CATALOG_0005
HED-CATALOG-0006HED_CATALOG_0006
HED-CATALOG-0007HED_CATALOG_0007
HED-CATALOG-0008HED_CATALOG_0008
HED-PROJECTION (0.45)
Namespaced package projection diagnostics. Registration and catalog presence never
grant remote exposure.
Code
Catalog symbol
HED-PROJECTION-0001HED_PROJECTION_0001
HED-PROJECTION-0002HED_PROJECTION_0002
HED-PROJECTION-0003HED_PROJECTION_0003
HED-PROJECTION-0004HED_PROJECTION_0004
HED-PROJECTION-0005HED_PROJECTION_0005
HED-PROJECTION-0006HED_PROJECTION_0006
HED-BUNDLE (0.46)
Atomic FeatureBundle inclusion diagnostics (D-075 / D-079 / RFC-0073). Public
contract: Package-native workflows . Never reuse
HED-WORKFLOW-*, HED-CATALOG-*, or HED-PROJECTION-* for bundle failures.
Code
Catalog symbol
HED-BUNDLE-0001HED_BUNDLE_0001
HED-BUNDLE-0002HED_BUNDLE_0002
HED-BUNDLE-0003HED_BUNDLE_0003
HED-BUNDLE-0004HED_BUNDLE_0004
HED-BUNDLE-0005HED_BUNDLE_0005
HED-BUNDLE-0006HED_BUNDLE_0006
HED-BUNDLE-0007HED_BUNDLE_0007
HED-BUNDLE-0008HED_BUNDLE_0008
HED-BUNDLE-0009HED_BUNDLE_0009
HED-BUNDLE-0010HED_BUNDLE_0010
HED-WORKFLOW
Code
Catalog symbol
HED-WORKFLOW-0001HED_WORKFLOW_0001
HED-WORKFLOW-0002HED_WORKFLOW_0002
HED-WORKFLOW-0003HED_WORKFLOW_0003
Status
Common cause
403
Undeclared HTMX target / region authz (HED-HTMX-0001)
422
Validation failure
Additional catalog entries
These catalog entries are retained for compatibility with diagnostics introduced in
earlier phases and remain registered in the central error-code catalog.
Code
Catalog symbol
HED-AUTHFLOW-0001HED_AUTHFLOW_0001
HED-AUTHFLOW-0002HED_AUTHFLOW_0002
HED-AUTHFLOW-0003HED_AUTHFLOW_0003
HED-BRAND-0001HED_BRAND_0001
HED-BRAND-0002HED_BRAND_0002
HED-BRAND-0003HED_BRAND_0003
HED-DASH-0001HED_DASH_0001
HED-DASH-0002HED_DASH_0002
HED-DASH-0003HED_DASH_0003
HED-DESIGN-0001HED_DESIGN_0001
HED-DESIGN-0002HED_DESIGN_0002
HED-DESIGN-0003HED_DESIGN_0003
HED-FAILURE-0001HED_FAILURE_0001
HED-FAILURE-0002HED_FAILURE_0002
HED-FAILURE-0003HED_FAILURE_0003
HED-FAILURE-0004HED_FAILURE_0004
HED-FAILURE-0005HED_FAILURE_0005
HED-FAILURE-0006HED_FAILURE_0006
HED-FAILURE-0007HED_FAILURE_0007
HED-FEATURE-0001HED_FEATURE_0001
HED-FEATURE-0002HED_FEATURE_0002
HED-FEATURE-0003HED_FEATURE_0003
HED-FORMCMD-0001HED_FORMCMD_0001
HED-FORMCMD-0002HED_FORMCMD_0002
HED-FORMCMD-0003HED_FORMCMD_0003
HED-IDENTITY-0001HED_IDENTITY_0001
HED-IDENTITY-0002HED_IDENTITY_0002
HED-IDENTITY-0003HED_IDENTITY_0003
HED-IDENTITY-0004HED_IDENTITY_0004
HED-IDENTITY-0005HED_IDENTITY_0005
HED-IDENTITY-0006HED_IDENTITY_0006
HED-NAV-0001HED_NAV_0001
HED-NAV-0005HED_NAV_0005
HED-NAV-0006HED_NAV_0006
HED-OPTIMISTIC-0001HED_OPTIMISTIC_0001
HED-OPTIMISTIC-0002HED_OPTIMISTIC_0002
HED-PREFETCH-0001HED_PREFETCH_0001
HED-RECIPE-0001HED_RECIPE_0001
HED-RECIPE-0002HED_RECIPE_0002
HED-RECIPE-0003HED_RECIPE_0003
HED-RECIPE-0004HED_RECIPE_0004
HED-SCREEN-0001HED_SCREEN_0001
HED-SCREEN-0002HED_SCREEN_0002
HED-SCREEN-0003HED_SCREEN_0003
HED-STYLE-APP-0001HED_STYLE_APP_0001
HED-STYLE-APP-0002HED_STYLE_APP_0002
HED-STYLE-EJECT-0001HED_STYLE_EJECT_0001
HED-STYLE-EJECT-0002HED_STYLE_EJECT_0002
HED-STYLE-EJECT-0003HED_STYLE_EJECT_0003
HED-STYLE-SCOPE-0001HED_STYLE_SCOPE_0001
HED-STYLE-SCOPE-0002HED_STYLE_SCOPE_0002
HED-TASKFLOW-0001HED_TASKFLOW_0001
HED-TASKFLOW-0002HED_TASKFLOW_0002
HED-TASKFLOW-0003HED_TASKFLOW_0003
HED-UPLOADFLOW-0001HED_UPLOADFLOW_0001
HED-UPLOADFLOW-0002HED_UPLOADFLOW_0002
HED-UPLOADFLOW-0003HED_UPLOADFLOW_0003