{"record":{"id":"386f83d7de3a4b60","repo":"hashicorp/nomad","slug":"can-t-fail-terminal-deployment","errorCode":null,"errorMessage":"can't fail terminal deployment","messagePattern":"can't fail terminal deployment","errorType":"error_code","errorClass":null,"httpStatus":null,"severity":"error","filePath":"nomad/structs/errors.go","lineNumber":79,"sourceCode":"\tErrNoNodeConn                 = errors.New(errNoNodeConn)\n\tErrUnknownMethod              = errors.New(errUnknownMethod)\n\tErrUnknownNomadVersion        = errors.New(errUnknownNomadVersion)\n\tErrNodeLacksRpc               = errors.New(errNodeLacksRpc)\n\tErrMissingAllocID             = errors.New(errMissingAllocID)\n\tErrIncompatibleFiltering      = errors.New(errIncompatibleFiltering)\n\tErrMalformedChooseParameter   = errors.New(errMalformedChooseParameter)\n\n\t// ErrResultPaginatorCreation is returned by list RPC handlers when the\n\t// result paginator cannot be built, for example when the server cannot\n\t// evaluate a requested filter expression. api.ResultPaginatorErrorContent\n\t// duplicates its message so the CLI can match it without importing structs.\n\t// Keep the two in sync.\n\tErrResultPaginatorCreation = errors.New(errResultPaginatorCreation)\n\n\tErrUnknownNode = errors.New(ErrUnknownNodePrefix)\n\n\tErrDeploymentTerminalNoCancel    = errors.New(errDeploymentTerminalNoCancel)\n\tErrDeploymentTerminalNoFail      = errors.New(errDeploymentTerminalNoFail)\n\tErrDeploymentTerminalNoPause     = errors.New(errDeploymentTerminalNoPause)\n\tErrDeploymentTerminalNoPromote   = errors.New(errDeploymentTerminalNoPromote)\n\tErrDeploymentTerminalNoResume    = errors.New(errDeploymentTerminalNoResume)\n\tErrDeploymentTerminalNoUnblock   = errors.New(errDeploymentTerminalNoUnblock)\n\tErrDeploymentTerminalNoRun       = errors.New(errDeploymentTerminalNoRun)\n\tErrDeploymentTerminalNoSetHealth = errors.New(errDeploymentTerminalNoSetHealth)\n\tErrDeploymentRunningNoUnblock    = errors.New(errDeploymentRunningNoUnblock)\n\n\tErrCSIClientRPCIgnorable  = errors.New(\"CSI client error (ignorable)\")\n\tErrCSIClientRPCRetryable  = errors.New(\"CSI client error (retryable)\")\n\tErrCSIVolumeMaxClaims     = errors.New(\"volume max claims reached\")\n\tErrCSIVolumeUnschedulable = errors.New(\"volume is currently unschedulable\")\n\tErrCSIPluginInUse         = errors.New(\"plugin in use\")\n)\n\n// IsErrNoLeader returns whether the error is due to there being no leader.\nfunc IsErrNoLeader(err error) bool {\n\treturn err != nil && strings.Contains(err.Error(), errNoLeader)","sourceCodeStart":61,"sourceCodeEnd":97,"githubUrl":"https://github.com/hashicorp/nomad/blob/482b49bf1aec006f089bcfc7e632d8f6ac303e5e/nomad/structs/errors.go#L61-L97","documentation":"Sentinel ErrDeploymentTerminalNoFail returned by the deployment endpoint when a fail request targets a deployment that is no longer active. Terminal deployments (successful/cancelled/failed) have nothing left to mark as failed; deployment_endpoint.go checks deploy.Active() before returning it.","triggerScenarios":"Calling Deployment.Fail (or 'nomad deployment fail') on a deployment whose Active() is false, e.g. failing a deployment after it already succeeded or was cancelled.","commonSituations":"Operators manually failing a promotion-gated deployment after auto-promotion already completed; automation double-applying fail decisions.","solutions":["Verify deployment status is active before calling Fail.","Treat this error as an idempotent no-op in scripts.","Re-check the deployment's current status; it likely already resolved."],"exampleFix":"// before\nclient.Deployments().Fail(deployID, nil)\n// after\nd, _ := client.Deployments().Info(deployID, nil)\nif d.Status == \"running\" { client.Deployments().Fail(deployID, nil) }","handlingStrategy":"type-guard","validationCode":"d, err := client.Deployments().Info(deployID, nil)\nif err != nil { return err }\nif d.Status != \"running\" { return nil } // nothing to fail","typeGuard":"func deploymentActive(d *api.Deployment) bool {\n    return d.Status == \"running\" || d.Status == \"pending\"\n}","tryCatchPattern":"err := client.Deployments().Fail(deployID, nil)\nif err != nil && strings.Contains(err.Error(), \"terminal deployment\") {\n    return nil // deployment already resolved\n}","preventionTips":["Re-read deployment status immediately before fail/promote decisions.","Avoid sharing deployment IDs across pipeline stages that run at different times.","Treat terminal-state errors as idempotent success in scripts."],"tags":["deployment","state","rpc","nomad"],"backgroundTag":"invalid-state-transition","analyzedSha":"482b49bf1aec006f089bcfc7e632d8f6ac303e5e","analyzedAt":"2026-09-04T07:54:14.808Z","contentChangedAt":"2026-09-04T07:54:14.808Z","schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}