{"record":{"id":"677bd41034eeaa3d","repo":"paperclipai/paperclip","slug":"railway-target-mismatch-the-service-and-environment-do-not","errorCode":"railway_target_mismatch","errorMessage":"The service and environment do not belong to the selected Railway project.","messagePattern":"The service and environment do not belong to the selected Railway project\\.","errorType":"error_code","errorClass":"RailwayError","httpStatus":403,"severity":"error","filePath":"server/src/services/railway.ts","lineNumber":234,"sourceCode":"    const body = await boundedResponseText(response, options.signal);\n    let payload: Record<string, any>;\n    try { payload = record(JSON.parse(body)); }\n    catch { throw new RailwayError(\"railway_invalid_response\", \"Railway returned an invalid API response.\"); }\n    if (payload.errors) {\n      // Provider errors can echo variables, credentials or application secrets.\n      if (Array.isArray(payload.errors) && payload.errors.some((error) => [\"UNAUTHENTICATED\", \"FORBIDDEN\"].includes(error?.extensions?.code) || [\"Not Authorized\", \"Unauthorized\", \"Forbidden\"].includes(error?.message))) {\n        throw new RailwayError(\"railway_api_authorization_required\", \"Railway denied this API request. Use IDs from a workspace selected during consent, or reconnect to grant access to the required workspace.\", 403);\n      }\n      throw new RailwayError(\"railway_api_error\", \"Railway could not complete the request. Check target IDs, resource permissions, and deployment eligibility. Inspect status before retrying a mutation.\");\n    }\n    if (!payload.data || typeof payload.data !== \"object\") throw new RailwayError(\"railway_invalid_response\", \"Railway returned no API data.\");\n    return payload.data;\n  }\n\n  async function validateTarget(args: Record<string, any>) {\n    const data = await query(RAILWAY_QUERIES.target, { projectId: args.projectId, environmentId: args.environmentId, serviceId: args.serviceId });\n    if (data.project?.id !== args.projectId || data.environment?.id !== args.environmentId || data.environment?.projectId !== args.projectId || data.service?.id !== args.serviceId || data.service?.projectId !== args.projectId || data.serviceInstance?.environmentId !== args.environmentId || data.serviceInstance?.serviceId !== args.serviceId) {\n      throw new RailwayError(\"railway_target_mismatch\", \"The service and environment do not belong to the selected Railway project.\", 403);\n    }\n    return data.serviceInstance;\n  }\n\n  async function validateDeployment(args: Record<string, any>) {\n    const data = await query(RAILWAY_QUERIES.deployment, { deploymentId: args.deploymentId });\n    const d = record(data.deployment);\n    if (d.id !== args.deploymentId || d.projectId !== args.projectId || d.environmentId !== args.environmentId || d.serviceId !== args.serviceId) throw new RailwayError(\"railway_target_mismatch\", \"The deployment does not belong to the selected Railway target.\", 403);\n    return d;\n  }\n\n  return {\n    async probe(workspaceId: string) {\n      if (!id.safeParse(workspaceId).success) throw new RailwayError(\"railway_workspace_required\", \"Choose an authorized Railway workspace before checking API access.\", 400);\n      await query(RAILWAY_QUERIES.projects, { workspaceId, first: 1 });\n    },\n    async call(name: string, parameters: unknown): Promise<unknown> {\n      if (isRailwayToolBlocked(name)) throw new RailwayError(\"railway_action_blocked\", \"This Railway action cannot bind its effects to an approved target. Use redeploy, restart, or rollback for an existing deployment.\", 403);","sourceCodeStart":216,"sourceCodeEnd":252,"githubUrl":"https://github.com/paperclipai/paperclip/blob/3f1d897a7c018d76563a21c6e39c3c9b03933622/server/src/services/railway.ts#L216-L252","documentation":"Before any target-scoped operation (service-status, list-deployments, read-logs, redeploy, restart, rollback, run-command), `validateTarget` fetches project/environment/service/serviceInstance with the caller-supplied IDs and verifies they are mutually consistent. If any check fails (wrong project, wrong parent, or missing instance), it throws `railway_target_mismatch` with HTTP 403. This enforces that effects bind to the exact project/environment/service triple approved during connection consent.","triggerScenarios":"Calling an operation whose projectId, environmentId, and serviceId do not form a valid triple — e.g. environmentId from a different project, serviceId from another project, IDs pointing at deleted resources, or an environment/service combination with no serviceInstance.","commonSituations":"Mixing IDs across projects or environments when composing tool calls from memory; an agent hallucinating plausible UUIDs; a service or environment deleted in Railway after IDs were cached; typos when transcribing IDs between calls.","solutions":["Call paperclip-railway-list-services and paperclip-railway-list-environments for the intended projectId and use only IDs returned by those calls","Re-fetch service-status for the correct triple to confirm the serviceInstance exists","If IDs came from a previous session, re-list from Railway rather than reusing cached identifiers","Reconnect the connection scoped to the correct workspace if the project belongs to a different workspace"],"exampleFix":"// before: assumed valid triple\nawait client.call(\"paperclip-railway-service-status\", { projectId: p, environmentId: e, serviceId: s });\n// after: discover IDs first\nconst services = await client.call(\"paperclip-railway-list-services\", { projectId: p });\nconst envs = await client.call(\"paperclip-railway-list-environments\", { projectId: p });\nawait client.call(\"paperclip-railway-service-status\", { projectId: p, environmentId: envs.environments.edges[0].node.id, serviceId: services.project.services.edges[0].node.id });","handlingStrategy":"validation","validationCode":"const UUID = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;\nfunction targetIdsVerified(t: { projectId: string; environmentId: string; serviceId: string }, known: Set<string>) {\n  return [t.projectId, t.environmentId, t.serviceId].every((v) => UUID.test(v))\n    && known.has(t.serviceId) && known.has(t.environmentId);\n}","typeGuard":null,"tryCatchPattern":"try {\n  return await client.call(op, args);\n} catch (e) {\n  if (isRailwayError(e) && e.code === \"railway_target_mismatch\") {\n    const services = await client.call(\"paperclip-railway-list-services\", { projectId: args.projectId });\n    const envs = await client.call(\"paperclip-railway-list-environments\", { projectId: args.projectId });\n    // rebuild args from returned IDs, then retry once\n  }\n  throw e;\n}","preventionTips":["Never mix IDs across projects or environments; build each call's triple from one discovery pass","Re-list services/environments instead of caching IDs across sessions","Verify deletions in Railway before reusing old IDs","For agents, feed IDs only from actual tool-call outputs, never generated values"],"tags":["railway","validation","id-mismatch","authorization"],"backgroundTag":"resource-not-found","analyzedSha":"3f1d897a7c018d76563a21c6e39c3c9b03933622","analyzedAt":"2026-09-18T08:03:59.046Z","contentChangedAt":"2026-09-18T08:03:59.046Z","schemaVersion":2},"datasetVersion":"2026-09-22T11:17:16.035Z"}