{
  "id": 1299705,
  "title": "\"Power Query Error: Formula.Firewall and Privacy Level Errors\"",
  "url": "https://urgent.news/2026/08/16/power-query-error-formula-firewall-and-privacy-level-errors",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-08-16T15:46:19.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/pbidocs/power-query-error-formulafirewall-and-privacy-level-errors-3oo3"
  },
  "original_language": "en",
  "account": null,
  "summary": "This isn't a syntax error or a bug in the query — it's Power Query's Formula Firewall refusing to combine data from more than one source until it knows whether that's actually safe. Combining a private/organizational source with a public one (an internal database and a public web API, for example) can leak data from one into the other; the firewall blocks it by default rather than guessing. Why…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}