我正在尝试为一个使用蓝牙通信的应用程序启动一个颤振项目。我用的是颤振蓝。
不幸的是,当试图运行(在Android设备上)我创建的第一个示例时,我遇到了以下错误:
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : uses-sdk:minSdkVersion 16 cannot be smaller than version 19 declared in library [:flutter_blue] /home/maldus/Projects/flutter/polmac/build/flutter_blue/intermediates/manifests/full/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="com.pauldemarco.flutterblue" to force usage (may lead to runtime failures)
如果我在Android Studio,我知道如何提升Android minSdkVersion,但在一个flutter项目(使用VSCode),我有点迷失。
是否有可能增加minSdkVersion与颤振,以及如何?
2.8或以上
构建。gradle更新
在更新到Flutter 2.8之前
android {
compileSdkVersion 30
defaultConfig {
applicationId "com.example.app"
minSdkVersion 21
targetSdkVersion 30
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
multiDexEnabled true
}
更新到Flutter 2.8后:
android {
compileSdkVersion flutter.compileSdkVersion
defaultConfig {
applicationId "com.example.app"
minSdkVersion flutter.minSdkVersion
targetSdkVersion flutter.targetSdkVersion
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
}
你应该从慢车转车。以下属性说明:
首先进入android->local.properties
从这里开始变化
像这样改变build.gradle
android {
compileSdkVersion localProperties.getProperty('flutter.compileSdkVersion').toInteger()
defaultConfig {
minSdkVersion localProperties.getProperty('flutter.minSdkVersion').toInteger()
targetSdkVersion localProperties.getProperty('flutter.targetSdkVersion').toInteger()
versionCode flutterVersionCode.toInteger()
versionName flutterVersionName
}
增加minSdkVersion确实是可能的,但它花了我太多的时间来找到它,因为谷歌搜索主要产生的结果是关于绝对最小Sdk版本flutter应该能够支持的讨论,而不是如何在你自己的项目中增加它。
就像在Android Studio项目中,你必须编辑构建。gradle文件。在flutter项目中,可以在路径。/android/app/build.gradle中找到它。
当然,需要更改的参数是minSdkVersion 16,将其提高到您需要的值(在本例中为19)。
defaultConfig {
// TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
applicationId "com.example.projectname"
minSdkVersion 19 //*** This is the part that needs to be changed, previously was 16
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
现在看起来很明显,但我花了很长时间才自己想明白。