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GoogleFirebase Authentication Admin SDKError code

auth/invalid-hash-parallelization

invalid hash parallelization

What does this code mean?

Code auth/invalid-hash-parallelization · An issue reported by Firebase Authentication Admin SDK.

Official explanation · Original text

The hash parallelization must be a valid number.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

Firebase Admin Authentication API Errors ↗

Creator: Google LLC
License: Creative Commons Attribution 4.0 International
Checked on: 2026-11-12

Modifications: Extracted official error code and description/resolution table; HTML stripped; short code name and original Korean context added. No source-page analytics scripts are redistributed in rendered pages.

Source details · Original licenses and notices