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D:\messages_app\chat_app\android\app\src\debug\AndroidManifest.xml Error: uses-sdk:minSdkVersion 16 cannot be smaller than version 19 declared in library [:cloud_firestore] D:\messages_app\chat_app\build\cloud_firestore\intermediates\library_manifest\debug\AndroidManifest.xml as the library might be using APIs not available in 16 Suggestion: use a compatible library with a minSdk of at most 16, or increase this project's minSdk version to at least 19, or use tools:overrideLibrary="io.flutter.plugins.firebase.firestore" to force usage (may lead to runtime failures)

FAILURE: Build failed with an exception.

What went wrong:

Execution failed for task ':app:processDebugMainManifest'. Manifest merger failed : uses-sdk:minSdkVersion 16 cannot be smaller than version 19 declared in library [:cloud_firestore] D:\messages_app\chat_app\build\cloud_firestore\intermediates\library_manifest\debug\AndroidManifest.xml as the library might be using APIs not available in 16 Suggestion: use a compatible library with a minSdk of at most 16, or increase this project's minSdk version to at least 19, or use tools:overrideLibrary="io.flutter.plugins.firebase.firestore" to force usage (may lead to runtime failures) Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

How to fix this problem?

My build grandle: defaultConfig {

    applicationId "com.coders.chatapp"
    minSdkVersion flutter.minSdkVersion 
    targetSdkVersion flutter.targetSdkVersion
    versionCode flutterVersionCode.toInteger()
    versionName flutterVersionName
    multiDexEnabled true
}
Teddy Bear
  • 33
  • 3

2 Answers2

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Firestore needs higher verion of the minSdkVersion to work. As you see, you need at least verion 19.

Check this answer, it should fix your problem.

Try this stackowerflow answer

Matěj Mudra
  • 96
  • 6
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applicationId "com.coders.chatapp"
minSdkVersion 20 //change which sdk version you want 
targetSdkVersion flutter.targetSdkVersion
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
multiDexEnabled true
Kumaresan Jackie
  • 91
  • 11