{"record":{"id":"cea969521c2d1a3d","repo":"apache/superset","slug":"could-not-find-a-valid-command-to-import-file","errorCode":null,"errorMessage":"Could not find a valid command to import file","messagePattern":"Could not find a valid command to import file","errorType":"exception","errorClass":"CommandInvalidError","httpStatus":422,"severity":"error","filePath":"superset/commands/chart/importers/dispatcher.py","lineNumber":67,"sourceCode":"        # iterate over all commands until we find a version that can\n        # handle the contents\n        for version in command_versions:\n            command = version(self.contents, *self.args, **self.kwargs)\n            try:\n                command.run()\n                return\n            except IncorrectVersionError:\n                logger.debug(\"File not handled by command, skipping\")\n            except (CommandInvalidError, ValidationError):\n                # found right version, but file is invalid\n                logger.info(\"Command failed validation\")\n                raise\n            except Exception:\n                # validation succeeded but something went wrong\n                logger.exception(\"Error running import command\")\n                raise\n\n        raise CommandInvalidError(\"Could not find a valid command to import file\")\n\n    def validate(self) -> None:\n        pass\n","sourceCodeStart":49,"sourceCodeEnd":71,"githubUrl":"https://github.com/apache/superset/blob/f4587218dd19d046c3e4d00063e7d27f8a2ed354/superset/commands/chart/importers/dispatcher.py#L49-L71","documentation":"Raised as CommandInvalidError by the chart import dispatcher when every registered import command (per bundle version) either reported IncorrectVersionError (skipped) or failed validation, so no importer claims the bundle. The uploaded chart export's 'version' field does not match any supported importer, or the bundle is malformed for its declared version.","triggerScenarios":"POST /api/v1/chart/import/ with a ZIP whose YAML metadata declares an unsupported version; exporting from a newer Superset and importing into an older one; hand-edited or truncated export bundles.","commonSituations":"Cross-version migrations (downgrades are unsupported); importing a dashboard bundle into the chart-only import endpoint with mismatched metadata; renaming the metadata.yaml keys.","solutions":["Open the ZIP and check metadata.yaml's 'version' field against versions supported by your Superset release.","Re-export the bundle from a Superset version at or older than the target instance, then import.","Use the matching import endpoint (dashboard bundles to /api/v1/dashboard/import/) rather than forcing chart-only import.","Update Superset to a release whose importers cover the bundle version."],"exampleFix":"# before: bundle exported from newer Superset (version 2.0 metadata)\nclient.post('/api/v1/chart/import/', files={'formData': open('new_bundle.zip','rb')})\n\n# after: re-export from a compatible instance or upgrade target\n# (ensure metadata.yaml version matches an importer registered in this build)","handlingStrategy":"validation","validationCode":"import yaml, zipfile\nwith zipfile.ZipFile(bundle) as z:\n    meta = yaml.safe_load(z.read('metadata.yaml'))\nassert meta['version'] in SUPPORTED_IMPORT_VERSIONS, f\"unsupported bundle version {meta['version']}\"","typeGuard":"def is_supported_bundle(meta: dict) -> bool:\n    return isinstance(meta.get('version'), str) and meta['version'] in SUPPORTED_IMPORT_VERSIONS","tryCatchPattern":"from superset.commands.importers.exceptions import CommandInvalidError\ntry:\n    dispatcher.run(import_bundle)\nexcept CommandInvalidError as ex:\n    log_and_report_version_mismatch(ex)","preventionTips":["Always export and import within the same or newer Superset version.","Never hand-edit metadata.yaml version fields.","Use the import endpoint matching the bundle type."],"tags":["import-export","versioning","chart","bundle"],"backgroundTag":null,"analyzedSha":"f4587218dd19d046c3e4d00063e7d27f8a2ed354","analyzedAt":"2026-08-14T22:39:27.425Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}