{"record":{"id":"b0254bad49abba7e","repo":"hashicorp/terraform","slug":"error-determining-current-workspace-when-initializ","errorCode":null,"errorMessage":"error determining current workspace when initializing a backend from the plan file: %w","messagePattern":"error determining current workspace when initializing a backend from the plan file: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/command/meta_backend.go","lineNumber":338,"sourceCode":"\tworkspace = workspaces[idx-1]\n\tlog.Printf(\"[TRACE] Meta.selectWorkspace: setting the current workspace according to user selection (%s)\", workspace)\n\treturn m.SetWorkspace(workspace)\n}\n\n// BackendForLocalPlan is similar to Backend, but uses settings that were\n// stored in a plan when preparing the returned operations backend.\n// The plan's data may describe `backend` or `state_store` configuration.\n//\n// The current workspace name is also stored as part of the plan, and so this\n// method will check that it matches the currently-selected workspace name\n// and produce error diagnostics if not.\nfunc (m *Meta) BackendForLocalPlan(plan *plans.Plan) (backendrun.OperationsBackend, tfdiags.Diagnostics) {\n\tvar diags tfdiags.Diagnostics\n\n\t// Check the workspace name in the plan matches the current workspace\n\tcurrentWorkspace, err := m.Workspace()\n\tif err != nil {\n\t\tdiags = diags.Append(fmt.Errorf(\"error determining current workspace when initializing a backend from the plan file: %w\", err))\n\t\treturn nil, diags\n\t}\n\tvar plannedWorkspace string\n\tvar isCloud bool\n\tswitch {\n\tcase plan.StateStore != nil:\n\t\tplannedWorkspace = plan.StateStore.Workspace\n\t\tisCloud = false\n\tcase plan.Backend != nil:\n\t\tplannedWorkspace = plan.Backend.Workspace\n\t\tisCloud = plan.Backend.Type == \"cloud\"\n\tdefault:\n\t\tpanic(fmt.Sprintf(\"Workspace data missing from plan file. Current workspace is %q. This is a bug in Terraform and should be reported.\", currentWorkspace))\n\t}\n\tif currentWorkspace != plannedWorkspace {\n\t\treturn nil, diags.Append(&errWrongWorkspaceForPlan{\n\t\t\tcurrentWorkspace: currentWorkspace,\n\t\t\tplannedWorkspace: plannedWorkspace,","sourceCodeStart":320,"sourceCodeEnd":356,"githubUrl":"https://github.com/hashicorp/terraform/blob/d32a084675427f5ac3f7d2868578ef8b2c1dc525/internal/command/meta_backend.go#L320-L356","documentation":"Appended as a diagnostic from `Meta.BackendForLocalPlan` when `m.Workspace()` fails before reconciling the plan's recorded workspace with the currently selected one. `BackendForLocalPlan` is used when applying a previously-saved plan file (`terraform apply tfplan`), so it must confirm the active workspace matches the one the plan was created on.","triggerScenarios":"`m.Workspace()` (which delegates to `WorkspaceOverridden`) fails — e.g. an invalid `TF_WORKSPACE` value (error 646) or a corrupt workspace marker file (error 647) — while a saved plan is being loaded. The `%w` wrap preserves the underlying workspace error for unwrapping.","commonSituations":"`terraform apply tfplan` run with `TF_WORKSPACE` set to an invalid name; the workspace marker file was corrupted between plan creation and apply; the plan was created in one workspace but the environment now points to an invalid one.","solutions":["Fix the underlying workspace error first: validate `TF_WORKSPACE` and the workspace marker file (see errors 646/647).","Re-select the workspace with `terraform workspace select <name>` to overwrite the invalid marker.","Unset `TF_WORKSPACE` if it is stale or wrong.","Re-create the plan in a valid workspace if the environment has changed irrecoverably."],"exampleFix":"# before\nexport TF_WORKSPACE=\"feat/x\"   # invalid\nterraform apply tfplan\n# after\nexport TF_WORKSPACE=\"feat_x\"\nterraform apply tfplan","handlingStrategy":"validation","validationCode":"// Validate workspace state before applying a saved plan.\nif name := os.Getenv(\"TF_WORKSPACE\"); name != \"\" && !arguments.ValidWorkspaceName(name) {\n    return errors.New(\"TF_WORKSPACE invalid; fix before applying plan\")\n}","typeGuard":"func validWs(s string) bool { return arguments.ValidWorkspaceName(s) }","tryCatchPattern":"// Unwrap to handle the underlying workspace error.\nif err := m.Workspace(); err != nil {\n    // fix TF_WORKSPACE / marker file, then retry BackendForLocalPlan\n}","preventionTips":["Keep `TF_WORKSPACE` valid and stable between plan and apply.","Do not corrupt the workspace marker file between plan creation and application.","Re-select the workspace with `terraform workspace select` if the environment changes."],"tags":["terraform","plan","workspace","backend","apply"],"backgroundTag":null,"analyzedSha":"d32a084675427f5ac3f7d2868578ef8b2c1dc525","analyzedAt":"2026-08-11T18:43:52.779Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-23T08:17:48.524Z"}