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[google_sign_in] Add more serverClientId info to README #9629

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Merged
merged 2 commits into from
Jul 23, 2025
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[google_sign_in] Add more serverClientId info to README #9629

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eaec1e1
[google_sign_in] Add more serverClientId info to README
stuartmorgan-g Jul 15, 2025
091167f
Fix bad edit
stuartmorgan-g Jul 16, 2025
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5 changes: 5 additions & 0 deletions packages/google_sign_in/google_sign_in_android/CHANGELOG.md
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@@ -1,3 +1,8 @@
## 7.0.3

* Add more details and troubleshooting for `serverClientId` configuration
via Firebase.

## 7.0.2

* Adds a README note about potentially confusing error returns from
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15 changes: 13 additions & 2 deletions packages/google_sign_in/google_sign_in_android/README.md
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Expand Up @@ -22,7 +22,8 @@ To use Google Sign-In, you'll need to register your application, either

* If you are use the `google-services.json` file and Gradle-based registration
system, no identifiers need to be provided in Dart when initializing the
`GoogleSignIn` instance when running on Android.
`GoogleSignIn` instance when running on Android, as long as your
`google-services.json` contains a web OAuth client entry.
* If you are not using `google-services.json`, you need to pass the client
ID of the *web* application you registered as the `serverClientId` when
initializing the `GoogleSignIn` instance.
Expand Down Expand Up @@ -51,6 +52,16 @@ errors include:
* Sign-in working in one build configuration but not another.

Common sources of configuration errors include:
* Missing or incorrect `serverClientId`.
* Missing or incorrect signing SHA for one or more build configurations.
* Incorrect Android package name on the server side.
* Missing or incorrect `serverClientId`.

If you are using `google-services.json` and recieve a "serverClientId must be
provided on Android" error message, check that:
* Your `google-services.json` contains a web OAuth client, which should be an
`oauth_client` entry with `client_type: 3`. This should have been created
automatically when enabling Google Sign In using the Firebase console, but
if not (or if it was later removed), add a web app to the project and then
re-download `google-services.json`.
* You correctly added followed all of the Gradle configuration steps in the
Firebase integration documentation.
2 changes: 1 addition & 1 deletion packages/google_sign_in/google_sign_in_android/pubspec.yaml
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Expand Up @@ -2,7 +2,7 @@ name: google_sign_in_android
description: Android implementation of the google_sign_in plugin.
repository: https://github.com/flutter/packages/tree/main/packages/google_sign_in/google_sign_in_android
issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+google_sign_in%22
version: 7.0.2
version: 7.0.3

environment:
sdk: ^3.6.0
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