Execution filed for task:'app:dexDug'

本文提供了解决Android项目中build.gradle文件中META-INF目录排除导致的问题的方法,通过添加特定代码来避免排除不必要的文件,从而解决构建过程中出现的错误。


遇到这个问题首先检查你的libs中的jar包是否引入重复,有重复删除重复的。

而我恰恰没有重复的包


通过google搜索找到如下解决办法:

在build.gradle文件中加入如下代码:

android {
    compileSdkVersion 23
    buildToolsVersion "23.0.1"
    packagingOptions {
        exclude 'META-INF/DEPENDENCIES'
        exclude 'META-INF/NOTICE'
        exclude 'META-INF/LICENSE'
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/NOTICE.txt'
        exclude 'META-INF/ASL2.0'
    }
前三行代码原本就存在的。

这文章有问题。。。。。。。。。

反之则也没人看


> Task :app:checkDebugAarMetadata FAILED Execution failed for task ':app:checkDebugAarMetadata'. > Could not resolve all files for configuration ':app:debugRuntimeClasspath'. > Failed to transform activity-1.8.0.aar (androidx.activity:activity:1.8.0) to match attributes {artifactType=android-aar-metadata, org.gradle.category=library, org.gradle.dependency.bundling=external, org.gradle.libraryelements=aar, org.gradle.status=release, org.gradle.usage=java-runtime}. > Execution failed for JetifyTransform: C:\Users\��ƽ��\.gradle\caches\modules-2\files-2.1\androidx.activity\activity\1.8.0\4266e2118d565daa20212d1726e11f41e1a4d0ca\activity-1.8.0.aar. > Failed to transform 'C:\Users\��ƽ��\.gradle\caches\modules-2\files-2.1\androidx.activity\activity\1.8.0\4266e2118d565daa20212d1726e11f41e1a4d0ca\activity-1.8.0.aar' using Jetifier. Reason: IllegalArgumentException, message: Unsupported class file major version 61. (Run with --stacktrace for more details.) Suggestions: - Check out existing issues at https://issuetracker.google.com/issues?q=componentid:460323&s=modified_time:desc, it's possible that this issue has already been filed there. - If this issue has not been filed, please report it at https://issuetracker.google.com/issues/new?component=460323 (run with --stacktrace and provide a stack trace if possible). > Failed to transform annotation-experimental-1.4.0.aar (androidx.annotation:annotation-experimental:1.4.0) to match attributes {artifactType=android-aar-metadata, org.gradle.category=library, org.gradle.dependency.bundling=external, org.gradle.libraryelements=aar, org.gradle.status=release, org.gradle.usage=java-runtime}. > Execution failed for JetifyTransform: C:\Users\��ƽ��\.gradle\caches\modules-2\files-2.1\androidx.annotation\annotation-experimental\1.4.0\c7a2038d831d0cfbfb9a440890b287c2e839ecf\annotation-experimental-1.4.0.aar. > Failed to transform 'C:\Users\��ƽ��\.gradle\caches\modules-2\files-2.1\androidx.annotation\annotation-experimental\1.4.0\c7a2038d831d0cfbfb9a440890b287c2e839ecf\annotation-experimental-1.4.0.aar' using Jetifier. Reason: IllegalArgumentException, message: Unsupported class file major version 61. (Run with --stacktrace for more details.) Suggestions: - Check out existing issues at https://issuetracker.google.com/issues?q=componentid:460323&s=modified_time:desc, it's possible that this issue has already been filed there. - If this issue has not been filed, please report it at https://issuetracker.google.com/issues/new?component=460323 (run with --stacktrace and provide a stack trace if possible).
03-25
这个错误通常是由于dex方法数超出限制引起的。你可以尝试以下方法解决: 1. 在app的build.gradle文件中添加下面的代码: ```groovy android { defaultConfig { ... multiDexEnabled true } ... } dependencies { implementation 'com.android.support:multidex:1.0.3' } ``` 然后在你的Application类中添加下面的代码: ```java public class MyApplication extends Application { @Override protected void attachBaseContext(Context base) { super.attachBaseContext(base); MultiDex.install(this); } ... } ``` 2. 如果你使用了很多第三方库,可以尝试使用ProGuard来优化代码。在app的build.gradle文件中添加下面的代码: ```groovy android { ... buildTypes { release { minifyEnabled true proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' } } } ``` 然后在app的根目录下创建一个proguard-rules.pro文件,添加下面的代码: ``` -dontwarn okio.** -dontwarn javax.annotation.** -dontwarn com.squareup.okhttp.** -dontwarn retrofit2.Platform$Java8 -dontwarn retrofit2.Platform$Java8$.* -dontwarn retrofit2.Platform$Java9 -dontwarn retrofit2.Platform$Java9$.* -keep class com.google.gson.** { *; } -keep class org.apache.commons.io.** { *; } -keep class retrofit2.** { *; } -keepattributes Signature -keepattributes Exceptions -keepattributes InnerClasses ``` 注意:ProGuard可能会导致某些库出现问题,因此需要进行适当的测试和调整。 3. 如果以上方法都无法解决问题,可以尝试升级Gradle版本或者在项目中使用AndroidX。
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